diff --git a/substrate/Cargo.lock b/substrate/Cargo.lock
index a399308d55..02b9fb1750 100644
--- a/substrate/Cargo.lock
+++ b/substrate/Cargo.lock
@@ -31,10 +31,10 @@ dependencies = [
 
 [[package]]
 name = "aho-corasick"
-version = "0.6.4"
+version = "0.6.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "memchr 2.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "memchr 2.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -42,13 +42,13 @@ name = "aio-limited"
 version = "0.1.0"
 source = "git+https://github.com/paritytech/aio-limited.git#1f42497dcd2a6f85b83af97cd80314b26a1e4a9e"
 dependencies = [
- "futures 0.1.24 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "parking_lot 0.5.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "quick-error 1.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-executor 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
- "tokio-io 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)",
- "tokio-timer 0.2.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio-io 0.1.9 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio-timer 0.2.7 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -61,7 +61,7 @@ name = "ansi_term"
 version = "0.11.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "winapi 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -77,7 +77,7 @@ dependencies = [
 
 [[package]]
 name = "arrayref"
-version = "0.3.4"
+version = "0.3.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
@@ -90,45 +90,45 @@ dependencies = [
 
 [[package]]
 name = "asn1_der"
-version = "0.5.4"
+version = "0.5.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "etrace 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)",
+ "etrace 1.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "assert_matches"
-version = "1.2.0"
+version = "1.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "atty"
-version = "0.2.10"
+version = "0.2.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "libc 0.2.43 (registry+https://github.com/rust-lang/crates.io-index)",
  "termion 1.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "winapi 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "backtrace"
-version = "0.3.8"
+version = "0.3.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "backtrace-sys 0.1.23 (registry+https://github.com/rust-lang/crates.io-index)",
+ "backtrace-sys 0.1.24 (registry+https://github.com/rust-lang/crates.io-index)",
  "cfg-if 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.2.43 (registry+https://github.com/rust-lang/crates.io-index)",
- "rustc-demangle 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)",
- "winapi 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rustc-demangle 0.1.9 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "backtrace-sys"
-version = "0.1.23"
+version = "0.1.24"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "cc 1.0.17 (registry+https://github.com/rust-lang/crates.io-index)",
+ "cc 1.0.25 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.2.43 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -142,7 +142,7 @@ name = "base64"
 version = "0.6.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "byteorder 1.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "byteorder 1.2.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "safemem 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -151,25 +151,16 @@ name = "base64"
 version = "0.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "byteorder 1.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "safemem 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
-[[package]]
-name = "base64"
-version = "0.9.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
- "byteorder 1.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "byteorder 1.2.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "safemem 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "bigint"
-version = "4.4.0"
+version = "4.4.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "byteorder 1.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "byteorder 1.2.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "crunchy 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -180,7 +171,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "bitflags"
-version = "1.0.3"
+version = "1.0.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
@@ -197,7 +188,7 @@ name = "block-buffer"
 version = "0.3.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "arrayref 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "arrayref 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "byte-tools 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -211,7 +202,7 @@ dependencies = [
 
 [[package]]
 name = "bs58"
-version = "0.2.0"
+version = "0.2.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
@@ -226,15 +217,15 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "byteorder"
-version = "1.2.3"
+version = "1.2.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "bytes"
-version = "0.4.8"
+version = "0.4.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "byteorder 1.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "byteorder 1.2.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "iovec 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -245,7 +236,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "cc"
-version = "1.0.17"
+version = "1.0.25"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
@@ -264,11 +255,11 @@ dependencies = [
 
 [[package]]
 name = "chrono"
-version = "0.4.2"
+version = "0.4.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "num-integer 0.1.38 (registry+https://github.com/rust-lang/crates.io-index)",
- "num-traits 0.2.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "num-integer 0.1.39 (registry+https://github.com/rust-lang/crates.io-index)",
+ "num-traits 0.2.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "time 0.1.40 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -278,8 +269,8 @@ version = "2.32.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "ansi_term 0.11.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "atty 0.2.10 (registry+https://github.com/rust-lang/crates.io-index)",
- "bitflags 1.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "atty 0.2.11 (registry+https://github.com/rust-lang/crates.io-index)",
+ "bitflags 1.0.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "strsim 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "textwrap 0.10.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "unicode-width 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -292,15 +283,15 @@ name = "cloudabi"
 version = "0.0.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "bitflags 1.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "bitflags 1.0.4 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "cmake"
-version = "0.1.31"
+version = "0.1.35"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "cc 1.0.17 (registry+https://github.com/rust-lang/crates.io-index)",
+ "cc 1.0.25 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -338,9 +329,9 @@ dependencies = [
  "isatty 0.1.9 (registry+https://github.com/rust-lang/crates.io-index)",
  "itertools 0.4.19 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.3.9 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.70 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 1.0.70 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_json 1.0.24 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.79 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_derive 1.0.79 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_json 1.0.32 (registry+https://github.com/rust-lang/crates.io-index)",
  "simplelog 0.4.4 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -349,7 +340,7 @@ name = "criterion-plot"
 version = "0.1.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "byteorder 1.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "byteorder 1.2.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "cast 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "itertools 0.5.10 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -382,11 +373,11 @@ dependencies = [
 
 [[package]]
 name = "crossbeam-deque"
-version = "0.3.1"
+version = "0.6.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "crossbeam-epoch 0.4.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "crossbeam-utils 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "crossbeam-epoch 0.5.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "crossbeam-utils 0.5.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -405,12 +396,12 @@ dependencies = [
 
 [[package]]
 name = "crossbeam-epoch"
-version = "0.4.1"
+version = "0.5.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "arrayvec 0.4.7 (registry+https://github.com/rust-lang/crates.io-index)",
  "cfg-if 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
- "crossbeam-utils 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "crossbeam-utils 0.5.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "lazy_static 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "memoffset 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "scopeguard 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -424,14 +415,6 @@ dependencies = [
  "cfg-if 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
-[[package]]
-name = "crossbeam-utils"
-version = "0.3.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
- "cfg-if 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
 [[package]]
 name = "crossbeam-utils"
 version = "0.5.0"
@@ -457,7 +440,7 @@ version = "3.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "nix 0.11.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "winapi 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -467,10 +450,10 @@ source = "git+https://github.com/tomaka/libp2p-rs?rev=8111062f0177fd7423626f2db9
 dependencies = [
  "base64 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "chashmap 2.2.1 (git+https://github.com/redox-os/tfs)",
- "futures 0.1.24 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.70 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_json 1.0.24 (registry+https://github.com/rust-lang/crates.io-index)",
- "tempfile 3.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.79 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_json 1.0.32 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tempfile 3.0.4 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -485,17 +468,12 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "digest"
-version = "0.7.4"
+version = "0.7.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "generic-array 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
-[[package]]
-name = "dtoa"
-version = "0.4.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-
 [[package]]
 name = "either"
 version = "1.5.0"
@@ -520,13 +498,13 @@ dependencies = [
 
 [[package]]
 name = "env_logger"
-version = "0.5.12"
+version = "0.5.13"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "atty 0.2.10 (registry+https://github.com/rust-lang/crates.io-index)",
+ "atty 0.2.11 (registry+https://github.com/rust-lang/crates.io-index)",
  "humantime 1.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.5 (registry+https://github.com/rust-lang/crates.io-index)",
- "regex 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "regex 1.0.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "termcolor 1.0.4 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -540,7 +518,7 @@ name = "error-chain"
 version = "0.12.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "backtrace 0.3.8 (registry+https://github.com/rust-lang/crates.io-index)",
+ "backtrace 0.3.9 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -549,13 +527,13 @@ version = "0.5.7"
 source = "git+https://github.com/paritytech/rust-secp256k1#db81cfea59014b4d176f10f86ed52e1a130b6822"
 dependencies = [
  "arrayvec 0.4.7 (registry+https://github.com/rust-lang/crates.io-index)",
- "cc 1.0.17 (registry+https://github.com/rust-lang/crates.io-index)",
- "rand 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "cc 1.0.25 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand 0.4.3 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "etrace"
-version = "0.2.8"
+version = "1.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
@@ -563,7 +541,7 @@ name = "exit-future"
 version = "0.1.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "futures 0.1.24 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
  "parking_lot 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -572,7 +550,7 @@ name = "failure"
 version = "0.1.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "backtrace 0.3.8 (registry+https://github.com/rust-lang/crates.io-index)",
+ "backtrace 0.3.9 (registry+https://github.com/rust-lang/crates.io-index)",
  "failure_derive 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -581,8 +559,8 @@ name = "failure_derive"
 version = "0.1.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "proc-macro2 0.4.19 (registry+https://github.com/rust-lang/crates.io-index)",
- "quote 0.6.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "proc-macro2 0.4.20 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quote 0.6.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "syn 0.14.9 (registry+https://github.com/rust-lang/crates.io-index)",
  "synstructure 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -605,7 +583,7 @@ name = "finality-grandpa"
 version = "0.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "futures 0.1.24 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "parity-codec 2.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "parity-codec-derive 2.0.4 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -619,7 +597,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "heapsize 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.2.43 (registry+https://github.com/rust-lang/crates.io-index)",
- "rand 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand 0.4.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "rustc-hex 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -643,11 +621,13 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "fs-swap"
-version = "0.2.2"
+version = "0.2.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
+ "lazy_static 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.2.43 (registry+https://github.com/rust-lang/crates.io-index)",
- "winapi 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libloading 0.5.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -655,7 +635,7 @@ name = "fuchsia-zircon"
 version = "0.3.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "bitflags 1.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "bitflags 1.0.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "fuchsia-zircon-sys 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -666,7 +646,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "futures"
-version = "0.1.24"
+version = "0.1.25"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
@@ -674,13 +654,13 @@ name = "futures-cpupool"
 version = "0.1.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "futures 0.1.24 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
  "num_cpus 1.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "gcc"
-version = "0.3.54"
+version = "0.3.55"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
@@ -693,8 +673,11 @@ dependencies = [
 
 [[package]]
 name = "getopts"
-version = "0.2.17"
+version = "0.2.18"
 source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "unicode-width 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
+]
 
 [[package]]
 name = "getset"
@@ -708,25 +691,42 @@ dependencies = [
 
 [[package]]
 name = "globset"
-version = "0.4.0"
+version = "0.4.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "aho-corasick 0.6.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "aho-corasick 0.6.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "fnv 1.0.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.5 (registry+https://github.com/rust-lang/crates.io-index)",
- "memchr 2.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "regex 0.2.11 (registry+https://github.com/rust-lang/crates.io-index)",
+ "memchr 2.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "regex 1.0.5 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "h2"
+version = "0.1.12"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "byteorder 1.2.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "bytes 0.4.10 (registry+https://github.com/rust-lang/crates.io-index)",
+ "fnv 1.0.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
+ "http 0.1.13 (registry+https://github.com/rust-lang/crates.io-index)",
+ "indexmap 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "log 0.4.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "slab 0.4.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "string 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio-io 0.1.9 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "hash-db"
 version = "0.9.0"
-source = "git+https://github.com/paritytech/trie#b3b3209e0122f394c2b63620ffcf68d503558109"
+source = "git+https://github.com/paritytech/trie#e61df32342920f602a9d8d71caa5117c779d3ff1"
 
 [[package]]
 name = "hash256-std-hasher"
 version = "0.9.0"
-source = "git+https://github.com/paritytech/trie#b3b3209e0122f394c2b63620ffcf68d503558109"
+source = "git+https://github.com/paritytech/trie#e61df32342920f602a9d8d71caa5117c779d3ff1"
 dependencies = [
  "crunchy 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -736,7 +736,7 @@ name = "heapsize"
 version = "0.4.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "winapi 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -761,9 +761,19 @@ dependencies = [
  "proc-macro-hack 0.4.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "http"
+version = "0.1.13"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "bytes 0.4.10 (registry+https://github.com/rust-lang/crates.io-index)",
+ "fnv 1.0.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "itoa 0.4.3 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "httparse"
-version = "1.2.4"
+version = "1.3.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
@@ -780,7 +790,7 @@ version = "0.10.13"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "base64 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "httparse 1.2.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "httparse 1.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "language-tags 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.3.9 (registry+https://github.com/rust-lang/crates.io-index)",
  "mime 0.2.6 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -789,45 +799,49 @@ dependencies = [
  "traitobject 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "typeable 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "unicase 1.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "url 1.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "url 1.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "hyper"
-version = "0.11.27"
+version = "0.12.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "base64 0.9.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "bytes 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
- "futures 0.1.24 (registry+https://github.com/rust-lang/crates.io-index)",
+ "bytes 0.4.10 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
  "futures-cpupool 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)",
- "httparse 1.2.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "h2 0.1.12 (registry+https://github.com/rust-lang/crates.io-index)",
+ "http 0.1.13 (registry+https://github.com/rust-lang/crates.io-index)",
+ "httparse 1.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "iovec 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "language-tags 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "itoa 0.4.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.5 (registry+https://github.com/rust-lang/crates.io-index)",
- "mime 0.3.7 (registry+https://github.com/rust-lang/crates.io-index)",
- "net2 0.2.32 (registry+https://github.com/rust-lang/crates.io-index)",
- "percent-encoding 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "relay 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "net2 0.2.33 (registry+https://github.com/rust-lang/crates.io-index)",
  "time 0.1.40 (registry+https://github.com/rust-lang/crates.io-index)",
- "tokio-core 0.1.17 (registry+https://github.com/rust-lang/crates.io-index)",
- "tokio-io 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)",
- "tokio-proto 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "tokio-service 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "unicase 2.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "want 0.0.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio 0.1.11 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio-executor 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio-io 0.1.9 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio-reactor 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio-tcp 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio-timer 0.2.7 (registry+https://github.com/rust-lang/crates.io-index)",
+ "want 0.0.6 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "idna"
-version = "0.1.4"
+version = "0.1.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "matches 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "matches 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "unicode-bidi 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "unicode-normalization 0.1.7 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "indexmap"
+version = "1.0.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
 [[package]]
 name = "integer-sqrt"
 version = "0.1.0"
@@ -854,8 +868,8 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "cfg-if 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.2.43 (registry+https://github.com/rust-lang/crates.io-index)",
- "redox_syscall 0.1.39 (registry+https://github.com/rust-lang/crates.io-index)",
- "winapi 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "redox_syscall 0.1.40 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -873,80 +887,80 @@ dependencies = [
 
 [[package]]
 name = "itoa"
-version = "0.4.1"
+version = "0.4.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "jsonrpc-core"
-version = "8.0.2"
-source = "git+https://github.com/paritytech/jsonrpc.git#53f814e94317313ccb485eb57e435c921a974cf0"
+version = "9.0.0"
+source = "git+https://github.com/paritytech/jsonrpc.git#8d41129955e9abf08399cd052b4a6df4e0743ad6"
 dependencies = [
- "futures 0.1.24 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.5 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.70 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 1.0.70 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_json 1.0.24 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.79 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_derive 1.0.79 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_json 1.0.32 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "jsonrpc-http-server"
-version = "8.0.1"
-source = "git+https://github.com/paritytech/jsonrpc.git#53f814e94317313ccb485eb57e435c921a974cf0"
+version = "9.0.0"
+source = "git+https://github.com/paritytech/jsonrpc.git#8d41129955e9abf08399cd052b4a6df4e0743ad6"
 dependencies = [
- "hyper 0.11.27 (registry+https://github.com/rust-lang/crates.io-index)",
- "jsonrpc-core 8.0.2 (git+https://github.com/paritytech/jsonrpc.git)",
- "jsonrpc-server-utils 8.0.1 (git+https://github.com/paritytech/jsonrpc.git)",
+ "hyper 0.12.11 (registry+https://github.com/rust-lang/crates.io-index)",
+ "jsonrpc-core 9.0.0 (git+https://github.com/paritytech/jsonrpc.git)",
+ "jsonrpc-server-utils 9.0.0 (git+https://github.com/paritytech/jsonrpc.git)",
  "log 0.4.5 (registry+https://github.com/rust-lang/crates.io-index)",
- "net2 0.2.32 (registry+https://github.com/rust-lang/crates.io-index)",
- "unicase 2.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "net2 0.2.33 (registry+https://github.com/rust-lang/crates.io-index)",
+ "unicase 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "jsonrpc-macros"
-version = "8.0.1"
-source = "git+https://github.com/paritytech/jsonrpc.git#53f814e94317313ccb485eb57e435c921a974cf0"
+version = "9.0.0"
+source = "git+https://github.com/paritytech/jsonrpc.git#8d41129955e9abf08399cd052b4a6df4e0743ad6"
 dependencies = [
- "jsonrpc-core 8.0.2 (git+https://github.com/paritytech/jsonrpc.git)",
- "jsonrpc-pubsub 8.0.1 (git+https://github.com/paritytech/jsonrpc.git)",
- "serde 1.0.70 (registry+https://github.com/rust-lang/crates.io-index)",
+ "jsonrpc-core 9.0.0 (git+https://github.com/paritytech/jsonrpc.git)",
+ "jsonrpc-pubsub 9.0.0 (git+https://github.com/paritytech/jsonrpc.git)",
+ "serde 1.0.79 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "jsonrpc-pubsub"
-version = "8.0.1"
-source = "git+https://github.com/paritytech/jsonrpc.git#53f814e94317313ccb485eb57e435c921a974cf0"
+version = "9.0.0"
+source = "git+https://github.com/paritytech/jsonrpc.git#8d41129955e9abf08399cd052b4a6df4e0743ad6"
 dependencies = [
- "jsonrpc-core 8.0.2 (git+https://github.com/paritytech/jsonrpc.git)",
+ "jsonrpc-core 9.0.0 (git+https://github.com/paritytech/jsonrpc.git)",
  "log 0.4.5 (registry+https://github.com/rust-lang/crates.io-index)",
- "parking_lot 0.6.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parking_lot 0.6.4 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "jsonrpc-server-utils"
-version = "8.0.1"
-source = "git+https://github.com/paritytech/jsonrpc.git#53f814e94317313ccb485eb57e435c921a974cf0"
+version = "9.0.0"
+source = "git+https://github.com/paritytech/jsonrpc.git#8d41129955e9abf08399cd052b4a6df4e0743ad6"
 dependencies = [
- "bytes 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
- "globset 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "hyper 0.11.27 (registry+https://github.com/rust-lang/crates.io-index)",
- "jsonrpc-core 8.0.2 (git+https://github.com/paritytech/jsonrpc.git)",
+ "bytes 0.4.10 (registry+https://github.com/rust-lang/crates.io-index)",
+ "globset 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "jsonrpc-core 9.0.0 (git+https://github.com/paritytech/jsonrpc.git)",
  "lazy_static 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.5 (registry+https://github.com/rust-lang/crates.io-index)",
- "tokio-core 0.1.17 (registry+https://github.com/rust-lang/crates.io-index)",
- "tokio-io 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)",
- "unicase 2.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "num_cpus 1.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio 0.1.11 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio-codec 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "unicase 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "jsonrpc-ws-server"
-version = "8.0.0"
-source = "git+https://github.com/paritytech/jsonrpc.git#53f814e94317313ccb485eb57e435c921a974cf0"
+version = "9.0.0"
+source = "git+https://github.com/paritytech/jsonrpc.git#8d41129955e9abf08399cd052b4a6df4e0743ad6"
 dependencies = [
  "error-chain 0.12.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "jsonrpc-core 8.0.2 (git+https://github.com/paritytech/jsonrpc.git)",
- "jsonrpc-server-utils 8.0.1 (git+https://github.com/paritytech/jsonrpc.git)",
+ "jsonrpc-core 9.0.0 (git+https://github.com/paritytech/jsonrpc.git)",
+ "jsonrpc-server-utils 9.0.0 (git+https://github.com/paritytech/jsonrpc.git)",
  "log 0.4.5 (registry+https://github.com/rust-lang/crates.io-index)",
- "parking_lot 0.6.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parking_lot 0.6.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "slab 0.4.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "ws 0.7.5 (git+https://github.com/tomusdrw/ws-rs)",
 ]
@@ -954,7 +968,7 @@ dependencies = [
 [[package]]
 name = "keccak-hasher"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/trie#b3b3209e0122f394c2b63620ffcf68d503558109"
+source = "git+https://github.com/paritytech/trie#e61df32342920f602a9d8d71caa5117c779d3ff1"
 dependencies = [
  "hash-db 0.9.0 (git+https://github.com/paritytech/trie)",
  "hash256-std-hasher 0.9.0 (git+https://github.com/paritytech/trie)",
@@ -985,22 +999,22 @@ version = "0.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "kvdb 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "parking_lot 0.6.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parking_lot 0.6.4 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "kvdb-rocksdb"
-version = "0.1.3"
+version = "0.1.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "elastic-array 0.10.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "fs-swap 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "fs-swap 0.2.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "interleaved-ordered 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "kvdb 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.3.9 (registry+https://github.com/rust-lang/crates.io-index)",
  "num_cpus 1.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "parity-rocksdb 0.5.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "parking_lot 0.6.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parking_lot 0.6.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "regex 0.2.11 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -1024,12 +1038,7 @@ dependencies = [
 
 [[package]]
 name = "lazycell"
-version = "0.6.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-
-[[package]]
-name = "lazycell"
-version = "1.1.0"
+version = "1.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
@@ -1037,13 +1046,22 @@ name = "libc"
 version = "0.2.43"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
+[[package]]
+name = "libloading"
+version = "0.5.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "cc 1.0.25 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "libp2p"
 version = "0.1.0"
 source = "git+https://github.com/tomaka/libp2p-rs?rev=8111062f0177fd7423626f2db9560273644a4c4d#8111062f0177fd7423626f2db9560273644a4c4d"
 dependencies = [
- "bytes 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
- "futures 0.1.24 (registry+https://github.com/rust-lang/crates.io-index)",
+ "bytes 0.4.10 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
  "libp2p-core 0.1.0 (git+https://github.com/tomaka/libp2p-rs?rev=8111062f0177fd7423626f2db9560273644a4c4d)",
  "libp2p-dns 0.1.0 (git+https://github.com/tomaka/libp2p-rs?rev=8111062f0177fd7423626f2db9560273644a4c4d)",
  "libp2p-floodsub 0.1.0 (git+https://github.com/tomaka/libp2p-rs?rev=8111062f0177fd7423626f2db9560273644a4c4d)",
@@ -1062,9 +1080,9 @@ dependencies = [
  "libp2p-yamux 0.1.0 (git+https://github.com/tomaka/libp2p-rs?rev=8111062f0177fd7423626f2db9560273644a4c4d)",
  "multiaddr 0.3.0 (git+https://github.com/tomaka/libp2p-rs?rev=8111062f0177fd7423626f2db9560273644a4c4d)",
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- "tokio-codec 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
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+ "tokio-io 0.1.9 (registry+https://github.com/rust-lang/crates.io-index)",
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 [[package]]
@@ -1072,21 +1090,21 @@ name = "libp2p-core"
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@@ -1095,12 +1113,12 @@ name = "libp2p-dns"
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+ "tokio-io 0.1.9 (registry+https://github.com/rust-lang/crates.io-index)",
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 [[package]]
@@ -1108,19 +1126,19 @@ name = "libp2p-floodsub"
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@@ -1129,17 +1147,17 @@ name = "libp2p-identify"
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@@ -1149,24 +1167,24 @@ version = "0.1.0"
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@@ -1175,14 +1193,14 @@ name = "libp2p-mplex"
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@@ -1191,14 +1209,14 @@ name = "libp2p-peerstore"
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+ "serde_derive 1.0.79 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -1206,16 +1224,16 @@ name = "libp2p-ping"
 version = "0.1.0"
 source = "git+https://github.com/tomaka/libp2p-rs?rev=8111062f0177fd7423626f2db9560273644a4c4d#8111062f0177fd7423626f2db9560273644a4c4d"
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+ "tokio-io 0.1.9 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -1224,11 +1242,11 @@ version = "0.1.1"
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- "futures 0.1.24 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
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- "tokio-io 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio-io 0.1.9 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -1236,16 +1254,16 @@ name = "libp2p-relay"
 version = "0.1.0"
 source = "git+https://github.com/tomaka/libp2p-rs?rev=8111062f0177fd7423626f2db9560273644a4c4d#8111062f0177fd7423626f2db9560273644a4c4d"
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@@ -1255,18 +1273,18 @@ version = "0.1.0"
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- "tokio-io 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio-io 0.1.9 (registry+https://github.com/rust-lang/crates.io-index)",
  "twofish 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "untrusted 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -1276,13 +1294,13 @@ name = "libp2p-tcp-transport"
 version = "0.1.0"
 source = "git+https://github.com/tomaka/libp2p-rs?rev=8111062f0177fd7423626f2db9560273644a4c4d#8111062f0177fd7423626f2db9560273644a4c4d"
 dependencies = [
- "futures 0.1.24 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
  "libp2p-core 0.1.0 (git+https://github.com/tomaka/libp2p-rs?rev=8111062f0177fd7423626f2db9560273644a4c4d)",
  "log 0.4.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "multiaddr 0.3.0 (git+https://github.com/tomaka/libp2p-rs?rev=8111062f0177fd7423626f2db9560273644a4c4d)",
  "tk-listen 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "tokio-io 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)",
- "tokio-tcp 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio-io 0.1.9 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio-tcp 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -1290,10 +1308,10 @@ name = "libp2p-transport-timeout"
 version = "0.1.0"
 source = "git+https://github.com/tomaka/libp2p-rs?rev=8111062f0177fd7423626f2db9560273644a4c4d#8111062f0177fd7423626f2db9560273644a4c4d"
 dependencies = [
- "futures 0.1.24 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
  "libp2p-core 0.1.0 (git+https://github.com/tomaka/libp2p-rs?rev=8111062f0177fd7423626f2db9560273644a4c4d)",
  "log 0.4.5 (registry+https://github.com/rust-lang/crates.io-index)",
- "tokio-timer 0.2.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio-timer 0.2.7 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -1301,11 +1319,11 @@ name = "libp2p-uds"
 version = "0.1.0"
 source = "git+https://github.com/tomaka/libp2p-rs?rev=8111062f0177fd7423626f2db9560273644a4c4d#8111062f0177fd7423626f2db9560273644a4c4d"
 dependencies = [
- "futures 0.1.24 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
  "libp2p-core 0.1.0 (git+https://github.com/tomaka/libp2p-rs?rev=8111062f0177fd7423626f2db9560273644a4c4d)",
  "log 0.4.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "multiaddr 0.3.0 (git+https://github.com/tomaka/libp2p-rs?rev=8111062f0177fd7423626f2db9560273644a4c4d)",
- "tokio-uds 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio-uds 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -1313,13 +1331,13 @@ name = "libp2p-websocket"
 version = "0.1.0"
 source = "git+https://github.com/tomaka/libp2p-rs?rev=8111062f0177fd7423626f2db9560273644a4c4d#8111062f0177fd7423626f2db9560273644a4c4d"
 dependencies = [
- "futures 0.1.24 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
  "libp2p-core 0.1.0 (git+https://github.com/tomaka/libp2p-rs?rev=8111062f0177fd7423626f2db9560273644a4c4d)",
  "log 0.4.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "multiaddr 0.3.0 (git+https://github.com/tomaka/libp2p-rs?rev=8111062f0177fd7423626f2db9560273644a4c4d)",
  "rw-stream-sink 0.1.0 (git+https://github.com/tomaka/libp2p-rs?rev=8111062f0177fd7423626f2db9560273644a4c4d)",
  "stdweb 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "tokio-io 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio-io 0.1.9 (registry+https://github.com/rust-lang/crates.io-index)",
  "websocket 0.20.3 (git+https://github.com/tomaka/rust-websocket?branch=send)",
 ]
 
@@ -1328,12 +1346,12 @@ name = "libp2p-yamux"
 version = "0.1.0"
 source = "git+https://github.com/tomaka/libp2p-rs?rev=8111062f0177fd7423626f2db9560273644a4c4d#8111062f0177fd7423626f2db9560273644a4c4d"
 dependencies = [
- "bytes 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
- "futures 0.1.24 (registry+https://github.com/rust-lang/crates.io-index)",
+ "bytes 0.4.10 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
  "libp2p-core 0.1.0 (git+https://github.com/tomaka/libp2p-rs?rev=8111062f0177fd7423626f2db9560273644a4c4d)",
  "log 0.4.5 (registry+https://github.com/rust-lang/crates.io-index)",
- "parking_lot 0.6.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "tokio-io 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parking_lot 0.6.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio-io 0.1.9 (registry+https://github.com/rust-lang/crates.io-index)",
  "yamux 0.1.0 (git+https://github.com/paritytech/yamux)",
 ]
 
@@ -1354,7 +1372,7 @@ dependencies = [
 
 [[package]]
 name = "lock_api"
-version = "0.1.3"
+version = "0.1.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "owning_ref 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1379,33 +1397,35 @@ dependencies = [
 
 [[package]]
 name = "mashup"
-version = "0.1.7"
+version = "0.1.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "mashup-impl 0.1.7 (registry+https://github.com/rust-lang/crates.io-index)",
+ "mashup-impl 0.1.9 (registry+https://github.com/rust-lang/crates.io-index)",
  "proc-macro-hack 0.4.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "mashup-impl"
-version = "0.1.7"
+version = "0.1.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "proc-macro-hack 0.4.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "proc-macro2 0.4.19 (registry+https://github.com/rust-lang/crates.io-index)",
+ "proc-macro2 0.4.20 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "matches"
-version = "0.1.6"
+version = "0.1.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "memchr"
-version = "2.0.1"
+version = "2.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
+ "cfg-if 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.2.43 (registry+https://github.com/rust-lang/crates.io-index)",
+ "version_check 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -1416,7 +1436,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 [[package]]
 name = "memory-db"
 version = "0.9.0"
-source = "git+https://github.com/paritytech/trie#b3b3209e0122f394c2b63620ffcf68d503558109"
+source = "git+https://github.com/paritytech/trie#e61df32342920f602a9d8d71caa5117c779d3ff1"
 dependencies = [
  "hash-db 0.9.0 (git+https://github.com/paritytech/trie)",
  "heapsize 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1435,28 +1455,20 @@ dependencies = [
  "log 0.3.9 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
-[[package]]
-name = "mime"
-version = "0.3.7"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
- "unicase 2.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
 [[package]]
 name = "mio"
-version = "0.6.14"
+version = "0.6.16"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "fuchsia-zircon 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "fuchsia-zircon-sys 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "iovec 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "kernel32-sys 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "lazycell 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "lazycell 1.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.2.43 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "miow 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "net2 0.2.32 (registry+https://github.com/rust-lang/crates.io-index)",
+ "net2 0.2.33 (registry+https://github.com/rust-lang/crates.io-index)",
  "slab 0.4.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "winapi 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -1466,20 +1478,20 @@ name = "mio-extras"
 version = "2.0.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "lazycell 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "lazycell 1.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.5 (registry+https://github.com/rust-lang/crates.io-index)",
- "mio 0.6.14 (registry+https://github.com/rust-lang/crates.io-index)",
+ "mio 0.6.16 (registry+https://github.com/rust-lang/crates.io-index)",
  "slab 0.4.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "mio-uds"
-version = "0.6.6"
+version = "0.6.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "iovec 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.2.43 (registry+https://github.com/rust-lang/crates.io-index)",
- "mio 0.6.14 (registry+https://github.com/rust-lang/crates.io-index)",
+ "mio 0.6.16 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -1488,7 +1500,7 @@ version = "0.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "kernel32-sys 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "net2 0.2.32 (registry+https://github.com/rust-lang/crates.io-index)",
+ "net2 0.2.33 (registry+https://github.com/rust-lang/crates.io-index)",
  "winapi 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "ws2_32-sys 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -1498,10 +1510,10 @@ name = "multiaddr"
 version = "0.3.0"
 source = "git+https://github.com/tomaka/libp2p-rs?rev=8111062f0177fd7423626f2db9560273644a4c4d#8111062f0177fd7423626f2db9560273644a4c4d"
 dependencies = [
- "bs58 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "bs58 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "byteorder 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "multihash 0.8.1-pre (git+https://github.com/tomaka/libp2p-rs?rev=8111062f0177fd7423626f2db9560273644a4c4d)",
- "serde 1.0.70 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.79 (registry+https://github.com/rust-lang/crates.io-index)",
  "unsigned-varint 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -1520,11 +1532,11 @@ name = "multistream-select"
 version = "0.1.0"
 source = "git+https://github.com/tomaka/libp2p-rs?rev=8111062f0177fd7423626f2db9560273644a4c4d#8111062f0177fd7423626f2db9560273644a4c4d"
 dependencies = [
- "bytes 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
- "futures 0.1.24 (registry+https://github.com/rust-lang/crates.io-index)",
+ "bytes 0.4.10 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "smallvec 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "tokio-io 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio-io 0.1.9 (registry+https://github.com/rust-lang/crates.io-index)",
  "unsigned-varint 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -1549,7 +1561,7 @@ dependencies = [
  "lazy_static 0.2.11 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.2.43 (registry+https://github.com/rust-lang/crates.io-index)",
  "openssl 0.9.24 (registry+https://github.com/rust-lang/crates.io-index)",
- "schannel 0.1.12 (registry+https://github.com/rust-lang/crates.io-index)",
+ "schannel 0.1.14 (registry+https://github.com/rust-lang/crates.io-index)",
  "security-framework 0.1.16 (registry+https://github.com/rust-lang/crates.io-index)",
  "security-framework-sys 0.1.16 (registry+https://github.com/rust-lang/crates.io-index)",
  "tempdir 0.3.7 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1557,12 +1569,12 @@ dependencies = [
 
 [[package]]
 name = "net2"
-version = "0.2.32"
+version = "0.2.33"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "cfg-if 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.2.43 (registry+https://github.com/rust-lang/crates.io-index)",
- "winapi 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -1570,8 +1582,8 @@ name = "nix"
 version = "0.11.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "bitflags 1.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "cc 1.0.17 (registry+https://github.com/rust-lang/crates.io-index)",
+ "bitflags 1.0.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "cc 1.0.25 (registry+https://github.com/rust-lang/crates.io-index)",
  "cfg-if 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.2.43 (registry+https://github.com/rust-lang/crates.io-index)",
  "void 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1594,7 +1606,7 @@ version = "0.1.0"
 dependencies = [
  "error-chain 0.12.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "exit-future 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "futures 0.1.24 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "node-primitives 0.1.0",
  "node-runtime 0.1.0",
@@ -1603,7 +1615,6 @@ dependencies = [
  "rhododendron 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-primitives 0.1.0",
  "srml-system 0.1.0",
- "substrate-bft 0.1.0",
  "substrate-client 0.1.0",
  "substrate-keyring 0.1.0",
  "substrate-primitives 0.1.0",
@@ -1643,12 +1654,12 @@ dependencies = [
 name = "node-network"
 version = "0.1.0"
 dependencies = [
- "futures 0.1.24 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "node-consensus 0.1.0",
  "node-primitives 0.1.0",
  "rhododendron 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
- "substrate-bft 0.1.0",
+ "substrate-consensus-rhd 0.1.0",
  "substrate-network 0.1.0",
  "substrate-primitives 0.1.0",
  "tokio 0.1.11 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1661,8 +1672,8 @@ dependencies = [
  "parity-codec 2.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "parity-codec-derive 2.0.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "pretty_assertions 0.4.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.70 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 1.0.70 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.79 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_derive 1.0.79 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-primitives 0.1.0",
  "sr-std 0.1.0",
  "substrate-primitives 0.1.0",
@@ -1679,8 +1690,8 @@ dependencies = [
  "parity-codec-derive 2.0.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "rustc-hex 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "safe-mix 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.70 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 1.0.70 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.79 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_derive 1.0.79 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-api 0.1.0",
  "sr-io 0.1.0",
  "sr-primitives 0.1.0",
@@ -1718,10 +1729,9 @@ dependencies = [
  "parity-codec 2.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "parking_lot 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "rhododendron 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
- "slog 2.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "slog 2.4.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-io 0.1.0",
  "sr-primitives 0.1.0",
- "substrate-bft 0.1.0",
  "substrate-client 0.1.0",
  "substrate-keyring 0.1.0",
  "substrate-network 0.1.0",
@@ -1746,10 +1756,10 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "num-integer"
-version = "0.1.38"
+version = "0.1.39"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "num-traits 0.2.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "num-traits 0.2.6 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -1757,12 +1767,12 @@ name = "num-traits"
 version = "0.1.43"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "num-traits 0.2.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "num-traits 0.2.6 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "num-traits"
-version = "0.2.4"
+version = "0.2.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
@@ -1804,18 +1814,18 @@ dependencies = [
  "foreign-types 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "lazy_static 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.2.43 (registry+https://github.com/rust-lang/crates.io-index)",
- "openssl-sys 0.9.33 (registry+https://github.com/rust-lang/crates.io-index)",
+ "openssl-sys 0.9.36 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "openssl-sys"
-version = "0.9.33"
+version = "0.9.36"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "cc 1.0.17 (registry+https://github.com/rust-lang/crates.io-index)",
+ "cc 1.0.25 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.2.43 (registry+https://github.com/rust-lang/crates.io-index)",
- "pkg-config 0.3.11 (registry+https://github.com/rust-lang/crates.io-index)",
- "vcpkg 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "pkg-config 0.3.14 (registry+https://github.com/rust-lang/crates.io-index)",
+ "vcpkg 0.2.6 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -1823,7 +1833,7 @@ name = "owning_ref"
 version = "0.3.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "stable_deref_trait 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "stable_deref_trait 1.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -1831,6 +1841,14 @@ name = "parity-bytes"
 version = "0.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
+[[package]]
+name = "parity-codec"
+version = "1.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "arrayvec 0.4.7 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "parity-codec"
 version = "2.0.3"
@@ -1844,8 +1862,8 @@ name = "parity-codec-derive"
 version = "2.0.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "proc-macro2 0.4.19 (registry+https://github.com/rust-lang/crates.io-index)",
- "quote 0.6.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "proc-macro2 0.4.20 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quote 0.6.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "syn 0.14.9 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -1867,15 +1885,15 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "libc 0.2.43 (registry+https://github.com/rust-lang/crates.io-index)",
  "local-encoding 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-rocksdb-sys 0.5.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-rocksdb-sys 0.5.3 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "parity-rocksdb-sys"
-version = "0.5.2"
+version = "0.5.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "cmake 0.1.31 (registry+https://github.com/rust-lang/crates.io-index)",
+ "cmake 0.1.35 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.2.43 (registry+https://github.com/rust-lang/crates.io-index)",
  "local-encoding 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "parity-snappy-sys 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1886,16 +1904,16 @@ name = "parity-snappy-sys"
 version = "0.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "cmake 0.1.31 (registry+https://github.com/rust-lang/crates.io-index)",
+ "cmake 0.1.35 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.2.43 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "parity-wasm"
-version = "0.31.0"
+version = "0.31.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "byteorder 1.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "byteorder 1.2.6 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -1918,11 +1936,11 @@ dependencies = [
 
 [[package]]
 name = "parking_lot"
-version = "0.6.2"
+version = "0.6.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "lock_api 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "parking_lot_core 0.2.14 (registry+https://github.com/rust-lang/crates.io-index)",
+ "lock_api 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parking_lot_core 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -1931,9 +1949,21 @@ version = "0.2.14"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "libc 0.2.43 (registry+https://github.com/rust-lang/crates.io-index)",
- "rand 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand 0.4.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "smallvec 0.6.5 (registry+https://github.com/rust-lang/crates.io-index)",
- "winapi 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "parking_lot_core"
+version = "0.3.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "libc 0.2.43 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand 0.5.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rustc_version 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "smallvec 0.6.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -1943,7 +1973,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "pkg-config"
-version = "0.3.11"
+version = "0.3.14"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
@@ -1987,7 +2017,7 @@ dependencies = [
 
 [[package]]
 name = "proc-macro2"
-version = "0.4.19"
+version = "0.4.20"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "unicode-xid 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1995,7 +2025,7 @@ dependencies = [
 
 [[package]]
 name = "protobuf"
-version = "2.0.3"
+version = "2.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
@@ -2003,7 +2033,7 @@ name = "pulldown-cmark"
 version = "0.0.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "getopts 0.2.17 (registry+https://github.com/rust-lang/crates.io-index)",
+ "getopts 0.2.18 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -2011,9 +2041,9 @@ name = "pwasm-utils"
 version = "0.3.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "byteorder 1.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "byteorder 1.2.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.5 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-wasm 0.31.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-wasm 0.31.3 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -2036,10 +2066,10 @@ dependencies = [
 
 [[package]]
 name = "quote"
-version = "0.6.3"
+version = "0.6.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "proc-macro2 0.4.19 (registry+https://github.com/rust-lang/crates.io-index)",
+ "proc-macro2 0.4.20 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -2049,34 +2079,42 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "fuchsia-zircon 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.2.43 (registry+https://github.com/rust-lang/crates.io-index)",
- "rand 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand 0.4.3 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "rand"
-version = "0.4.2"
+version = "0.4.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "fuchsia-zircon 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.2.43 (registry+https://github.com/rust-lang/crates.io-index)",
- "winapi 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "rand"
-version = "0.5.3"
+version = "0.5.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "cloudabi 0.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "fuchsia-zircon 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.2.43 (registry+https://github.com/rust-lang/crates.io-index)",
- "rand_core 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "winapi 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand_core 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "rand_core"
-version = "0.2.1"
+version = "0.2.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "rand_core 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "rand_core"
+version = "0.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
@@ -2084,33 +2122,33 @@ name = "rayon"
 version = "0.8.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "rayon-core 1.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rayon-core 1.4.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "rayon"
-version = "1.0.1"
+version = "1.0.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
+ "crossbeam-deque 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "either 1.5.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "rayon-core 1.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rayon-core 1.4.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "rayon-core"
-version = "1.4.0"
+version = "1.4.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "crossbeam-deque 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "lazy_static 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.2.43 (registry+https://github.com/rust-lang/crates.io-index)",
  "num_cpus 1.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "rand 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "redox_syscall"
-version = "0.1.39"
+version = "0.1.40"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
@@ -2118,7 +2156,7 @@ name = "redox_termios"
 version = "0.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "redox_syscall 0.1.39 (registry+https://github.com/rust-lang/crates.io-index)",
+ "redox_syscall 0.1.40 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -2126,23 +2164,23 @@ name = "regex"
 version = "0.2.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "aho-corasick 0.6.4 (registry+https://github.com/rust-lang/crates.io-index)",
- "memchr 2.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "aho-corasick 0.6.8 (registry+https://github.com/rust-lang/crates.io-index)",
+ "memchr 2.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "regex-syntax 0.5.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "thread_local 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)",
- "utf8-ranges 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "thread_local 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "utf8-ranges 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "regex"
-version = "1.0.2"
+version = "1.0.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "aho-corasick 0.6.4 (registry+https://github.com/rust-lang/crates.io-index)",
- "memchr 2.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "aho-corasick 0.6.8 (registry+https://github.com/rust-lang/crates.io-index)",
+ "memchr 2.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "regex-syntax 0.6.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "thread_local 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)",
- "utf8-ranges 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "thread_local 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "utf8-ranges 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -2161,20 +2199,12 @@ dependencies = [
  "ucd-util 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
-[[package]]
-name = "relay"
-version = "0.1.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
- "futures 0.1.24 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
 [[package]]
 name = "remove_dir_all"
 version = "0.5.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "winapi 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -2183,16 +2213,28 @@ version = "0.3.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "error-chain 0.12.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "futures 0.1.24 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.3.9 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "rhododendron"
+version = "0.4.0"
+source = "git+https://github.com/paritytech/rhododendron.git#64b46b577479a3b6c493fa6db5420a265a445ff9"
+dependencies = [
+ "error-chain 0.12.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
+ "log 0.3.9 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 2.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec-derive 2.0.4 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "ring"
 version = "0.12.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "gcc 0.3.54 (registry+https://github.com/rust-lang/crates.io-index)",
+ "gcc 0.3.55 (registry+https://github.com/rust-lang/crates.io-index)",
  "lazy_static 0.2.11 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.2.43 (registry+https://github.com/rust-lang/crates.io-index)",
  "rayon 0.8.2 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -2204,7 +2246,7 @@ name = "rust-crypto"
 version = "0.2.36"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "gcc 0.3.54 (registry+https://github.com/rust-lang/crates.io-index)",
+ "gcc 0.3.55 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.2.43 (registry+https://github.com/rust-lang/crates.io-index)",
  "rand 0.3.22 (registry+https://github.com/rust-lang/crates.io-index)",
  "rustc-serialize 0.3.24 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -2213,7 +2255,7 @@ dependencies = [
 
 [[package]]
 name = "rustc-demangle"
-version = "0.1.8"
+version = "0.1.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
@@ -2223,7 +2265,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "rustc-hex"
-version = "2.0.0"
+version = "2.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
@@ -2233,7 +2275,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "rustc_version"
-version = "0.2.2"
+version = "0.2.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "semver 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -2244,17 +2286,22 @@ name = "rw-stream-sink"
 version = "0.1.0"
 source = "git+https://github.com/tomaka/libp2p-rs?rev=8111062f0177fd7423626f2db9560273644a4c4d#8111062f0177fd7423626f2db9560273644a4c4d"
 dependencies = [
- "bytes 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
- "futures 0.1.24 (registry+https://github.com/rust-lang/crates.io-index)",
- "tokio-io 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)",
+ "bytes 0.4.10 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio-io 0.1.9 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "ryu"
+version = "0.2.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
 [[package]]
 name = "safe-mix"
 version = "1.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "rustc_version 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rustc_version 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -2264,11 +2311,11 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "schannel"
-version = "0.1.12"
+version = "0.1.14"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "lazy_static 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "winapi 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -2316,27 +2363,30 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "serde"
-version = "1.0.70"
+version = "1.0.79"
 source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "serde_derive 1.0.79 (registry+https://github.com/rust-lang/crates.io-index)",
+]
 
 [[package]]
 name = "serde_derive"
-version = "1.0.70"
+version = "1.0.79"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "proc-macro2 0.4.19 (registry+https://github.com/rust-lang/crates.io-index)",
- "quote 0.6.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "syn 0.14.9 (registry+https://github.com/rust-lang/crates.io-index)",
+ "proc-macro2 0.4.20 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quote 0.6.8 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syn 0.15.9 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "serde_json"
-version = "1.0.24"
+version = "1.0.32"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "dtoa 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "itoa 0.4.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.70 (registry+https://github.com/rust-lang/crates.io-index)",
+ "itoa 0.4.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "ryu 0.2.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.79 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -2361,7 +2411,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "block-buffer 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "byte-tools 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "digest 0.7.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "digest 0.7.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "fake-simd 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -2405,7 +2455,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "slog"
-version = "2.2.3"
+version = "2.4.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
@@ -2413,9 +2463,9 @@ name = "slog-async"
 version = "2.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "slog 2.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "slog 2.4.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "take_mut 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "thread_local 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "thread_local 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -2423,10 +2473,10 @@ name = "slog-json"
 version = "2.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "chrono 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.70 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_json 1.0.24 (registry+https://github.com/rust-lang/crates.io-index)",
- "slog 2.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "chrono 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.79 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_json 1.0.32 (registry+https://github.com/rust-lang/crates.io-index)",
+ "slog 2.4.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -2436,14 +2486,9 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "crossbeam 0.2.12 (registry+https://github.com/rust-lang/crates.io-index)",
  "lazy_static 0.2.11 (registry+https://github.com/rust-lang/crates.io-index)",
- "slog 2.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "slog 2.4.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
-[[package]]
-name = "smallvec"
-version = "0.2.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-
 [[package]]
 name = "smallvec"
 version = "0.5.1"
@@ -2474,7 +2519,7 @@ dependencies = [
  "environmental 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "hash-db 0.9.0 (git+https://github.com/paritytech/trie)",
  "parity-codec 2.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "rustc_version 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rustc_version 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-std 0.1.0",
  "substrate-primitives 0.1.0",
  "substrate-state-machine 0.1.0",
@@ -2487,12 +2532,12 @@ version = "0.1.0"
 dependencies = [
  "integer-sqrt 0.1.0 (git+https://github.com/paritytech/integer-sqrt-rs.git)",
  "log 0.4.5 (registry+https://github.com/rust-lang/crates.io-index)",
- "num-traits 0.2.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "num-traits 0.2.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "parity-codec 2.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "parity-codec-derive 2.0.4 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.70 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 1.0.70 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_json 1.0.24 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.79 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_derive 1.0.79 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_json 1.0.32 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-io 0.1.0",
  "sr-std 0.1.0",
  "sr-version 0.1.0",
@@ -2503,9 +2548,9 @@ dependencies = [
 name = "sr-sandbox"
 version = "0.1.0"
 dependencies = [
- "assert_matches 1.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "assert_matches 1.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "parity-codec 2.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "rustc_version 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rustc_version 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-std 0.1.0",
  "substrate-primitives 0.1.0",
  "wabt 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -2516,7 +2561,7 @@ dependencies = [
 name = "sr-std"
 version = "0.1.0"
 dependencies = [
- "rustc_version 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rustc_version 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -2525,8 +2570,8 @@ version = "0.1.0"
 dependencies = [
  "parity-codec 2.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "parity-codec-derive 2.0.4 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.70 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 1.0.70 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.79 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_derive 1.0.79 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-std 0.1.0",
 ]
 
@@ -2538,8 +2583,8 @@ dependencies = [
  "parity-codec 2.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "parity-codec-derive 2.0.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "safe-mix 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.70 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 1.0.70 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.79 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_derive 1.0.79 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-io 0.1.0",
  "sr-primitives 0.1.0",
  "sr-std 0.1.0",
@@ -2556,8 +2601,8 @@ dependencies = [
  "hex-literal 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "parity-codec 2.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "parity-codec-derive 2.0.4 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.70 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 1.0.70 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.79 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_derive 1.0.79 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-io 0.1.0",
  "sr-primitives 0.1.0",
  "sr-std 0.1.0",
@@ -2570,13 +2615,13 @@ dependencies = [
 name = "srml-contract"
 version = "0.1.0"
 dependencies = [
- "assert_matches 1.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "assert_matches 1.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "parity-codec 2.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "parity-codec-derive 2.0.4 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-wasm 0.31.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-wasm 0.31.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "pwasm-utils 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.70 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 1.0.70 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.79 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_derive 1.0.79 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-io 0.1.0",
  "sr-primitives 0.1.0",
  "sr-sandbox 0.1.0",
@@ -2596,13 +2641,12 @@ dependencies = [
  "parity-codec 2.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "parity-codec-derive 2.0.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "safe-mix 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.70 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 1.0.70 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.79 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_derive 1.0.79 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-io 0.1.0",
  "sr-primitives 0.1.0",
  "sr-std 0.1.0",
  "srml-balances 0.1.0",
- "srml-consensus 0.1.0",
  "srml-democracy 0.1.0",
  "srml-support 0.1.0",
  "srml-system 0.1.0",
@@ -2617,13 +2661,12 @@ dependencies = [
  "parity-codec 2.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "parity-codec-derive 2.0.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "safe-mix 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.70 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 1.0.70 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.79 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_derive 1.0.79 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-io 0.1.0",
  "sr-primitives 0.1.0",
  "sr-std 0.1.0",
  "srml-balances 0.1.0",
- "srml-consensus 0.1.0",
  "srml-support 0.1.0",
  "srml-system 0.1.0",
  "substrate-primitives 0.1.0",
@@ -2636,8 +2679,8 @@ dependencies = [
  "hex-literal 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "parity-codec 2.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "parity-codec-derive 2.0.4 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.70 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 1.0.70 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.79 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_derive 1.0.79 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-io 0.1.0",
  "sr-primitives 0.1.0",
  "sr-std 0.1.0",
@@ -2654,8 +2697,8 @@ dependencies = [
  "hex-literal 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "parity-codec 2.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "parity-codec-derive 2.0.4 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.70 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 1.0.70 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.79 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_derive 1.0.79 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-io 0.1.0",
  "sr-primitives 0.1.0",
  "sr-std 0.1.0",
@@ -2673,8 +2716,8 @@ dependencies = [
  "parity-codec 2.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "parity-codec-derive 2.0.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "safe-mix 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.70 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 1.0.70 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.79 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_derive 1.0.79 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-io 0.1.0",
  "sr-primitives 0.1.0",
  "sr-std 0.1.0",
@@ -2693,8 +2736,8 @@ dependencies = [
  "parity-codec 2.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "parity-codec-derive 2.0.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "safe-mix 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.70 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 1.0.70 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.79 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_derive 1.0.79 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-io 0.1.0",
  "sr-primitives 0.1.0",
  "sr-std 0.1.0",
@@ -2713,12 +2756,12 @@ name = "srml-support"
 version = "0.1.0"
 dependencies = [
  "hex-literal 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "mashup 0.1.7 (registry+https://github.com/rust-lang/crates.io-index)",
+ "mashup 0.1.9 (registry+https://github.com/rust-lang/crates.io-index)",
  "parity-codec 2.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "parity-codec-derive 2.0.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "pretty_assertions 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.70 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 1.0.70 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.79 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_derive 1.0.79 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-io 0.1.0",
  "sr-primitives 0.1.0",
  "sr-std 0.1.0",
@@ -2733,8 +2776,8 @@ dependencies = [
  "parity-codec 2.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "parity-codec-derive 2.0.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "safe-mix 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.70 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 1.0.70 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.79 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_derive 1.0.79 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-io 0.1.0",
  "sr-primitives 0.1.0",
  "sr-std 0.1.0",
@@ -2748,8 +2791,8 @@ version = "0.1.0"
 dependencies = [
  "hex-literal 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "parity-codec 2.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.70 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 1.0.70 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.79 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_derive 1.0.79 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-io 0.1.0",
  "sr-primitives 0.1.0",
  "sr-std 0.1.0",
@@ -2766,8 +2809,8 @@ dependencies = [
  "hex-literal 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "parity-codec 2.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "parity-codec-derive 2.0.4 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.70 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 1.0.70 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.79 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_derive 1.0.79 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-io 0.1.0",
  "sr-primitives 0.1.0",
  "sr-std 0.1.0",
@@ -2779,7 +2822,7 @@ dependencies = [
 
 [[package]]
 name = "stable_deref_trait"
-version = "1.0.0"
+version = "1.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
@@ -2795,6 +2838,11 @@ dependencies = [
  "generic-array 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "string"
+version = "0.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
 [[package]]
 name = "strsim"
 version = "0.7.0"
@@ -2805,7 +2853,7 @@ name = "subkey"
 version = "0.1.0"
 dependencies = [
  "clap 2.32.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "rand 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand 0.4.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "substrate-primitives 0.1.0",
 ]
 
@@ -2815,27 +2863,9 @@ version = "0.1.0"
 dependencies = [
  "ctrlc 3.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "error-chain 0.12.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "futures 0.1.24 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
  "node-cli 0.1.0",
- "vergen 2.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
-[[package]]
-name = "substrate-bft"
-version = "0.1.0"
-dependencies = [
- "error-chain 0.12.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "futures 0.1.24 (registry+https://github.com/rust-lang/crates.io-index)",
- "log 0.4.5 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 2.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "parking_lot 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
- "rhododendron 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
- "sr-primitives 0.1.0",
- "sr-version 0.1.0",
- "substrate-executor 0.1.0",
- "substrate-keyring 0.1.0",
- "substrate-primitives 0.1.0",
- "tokio 0.1.11 (registry+https://github.com/rust-lang/crates.io-index)",
+ "vergen 2.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -2844,19 +2874,19 @@ version = "0.3.0"
 dependencies = [
  "ansi_term 0.11.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "app_dirs 1.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "atty 0.2.10 (registry+https://github.com/rust-lang/crates.io-index)",
- "backtrace 0.3.8 (registry+https://github.com/rust-lang/crates.io-index)",
+ "atty 0.2.11 (registry+https://github.com/rust-lang/crates.io-index)",
+ "backtrace 0.3.9 (registry+https://github.com/rust-lang/crates.io-index)",
  "clap 2.32.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "env_logger 0.5.12 (registry+https://github.com/rust-lang/crates.io-index)",
+ "env_logger 0.5.13 (registry+https://github.com/rust-lang/crates.io-index)",
  "error-chain 0.12.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "exit-future 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "fdlimit 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "futures 0.1.24 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
  "lazy_static 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "names 0.11.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "regex 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "slog 2.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "regex 1.0.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "slog 2.4.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-primitives 0.1.0",
  "substrate-client 0.1.0",
  "substrate-network 0.1.0",
@@ -2875,7 +2905,7 @@ version = "0.1.0"
 dependencies = [
  "error-chain 0.12.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "fnv 1.0.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "futures 0.1.24 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
  "hash-db 0.9.0 (git+https://github.com/paritytech/trie)",
  "heapsize 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "hex-literal 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -2884,10 +2914,10 @@ dependencies = [
  "log 0.4.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "parity-codec 2.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "parking_lot 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
- "slog 2.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "slog 2.4.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-api 0.1.0",
  "sr-primitives 0.1.0",
- "substrate-bft 0.1.0",
+ "substrate-consensus-rhd 0.1.0",
  "substrate-executor 0.1.0",
  "substrate-keyring 0.1.0",
  "substrate-primitives 0.1.0",
@@ -2904,7 +2934,7 @@ dependencies = [
  "hash-db 0.9.0 (git+https://github.com/paritytech/trie)",
  "kvdb 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "kvdb-memorydb 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "kvdb-rocksdb 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "kvdb-rocksdb 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "parity-codec 2.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "parity-codec-derive 2.0.4 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -2920,20 +2950,50 @@ dependencies = [
  "substrate-trie 0.4.0",
 ]
 
+[[package]]
+name = "substrate-consensus-common"
+version = "0.1.0"
+dependencies = [
+ "substrate-primitives 0.1.0",
+]
+
+[[package]]
+name = "substrate-consensus-rhd"
+version = "0.1.0"
+dependencies = [
+ "error-chain 0.12.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
+ "log 0.3.9 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 1.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec-derive 2.0.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parking_lot 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rhododendron 0.4.0 (git+https://github.com/paritytech/rhododendron.git)",
+ "serde 1.0.79 (registry+https://github.com/rust-lang/crates.io-index)",
+ "sr-io 0.1.0",
+ "sr-primitives 0.1.0",
+ "sr-version 0.1.0",
+ "srml-consensus 0.1.0",
+ "srml-support 0.1.0",
+ "substrate-executor 0.1.0",
+ "substrate-keyring 0.1.0",
+ "substrate-primitives 0.1.0",
+ "tokio 0.1.11 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "substrate-executor"
 version = "0.1.0"
 dependencies = [
- "assert_matches 1.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "byteorder 1.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "assert_matches 1.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "byteorder 1.2.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "error-chain 0.12.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "hex-literal 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "lazy_static 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "parity-codec 2.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "parking_lot 0.6.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.70 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 1.0.70 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parking_lot 0.6.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.79 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_derive 1.0.79 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-io 0.1.0",
  "sr-version 0.1.0",
  "substrate-primitives 0.1.0",
@@ -2949,7 +3009,7 @@ name = "substrate-finality-grandpa"
 version = "0.1.0"
 dependencies = [
  "finality-grandpa 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "futures 0.1.24 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "parity-codec 2.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "parking_lot 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -2977,10 +3037,10 @@ dependencies = [
  "error-chain 0.12.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "hex 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "parity-crypto 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "rand 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.70 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 1.0.70 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_json 1.0.24 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand 0.4.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.79 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_derive 1.0.79 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_json 1.0.32 (registry+https://github.com/rust-lang/crates.io-index)",
  "substrate-primitives 0.1.0",
  "subtle 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "tempdir 0.3.7 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -2992,37 +3052,24 @@ version = "0.1.0"
 dependencies = [
  "parity-codec 2.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "parity-codec-derive 2.0.4 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.70 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 1.0.70 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
-[[package]]
-name = "substrate-misbehavior-check"
-version = "0.1.0"
-dependencies = [
- "parity-codec 2.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "rhododendron 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
- "sr-io 0.1.0",
- "sr-primitives 0.1.0",
- "substrate-bft 0.1.0",
- "substrate-keyring 0.1.0",
- "substrate-primitives 0.1.0",
+ "serde 1.0.79 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_derive 1.0.79 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "substrate-network"
 version = "0.1.0"
 dependencies = [
- "bitflags 1.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "bitflags 1.0.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "env_logger 0.4.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "error-chain 0.12.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "futures 0.1.24 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
  "linked-hash-map 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "parity-codec 2.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "parity-codec-derive 2.0.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "parking_lot 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
- "rand 0.5.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand 0.5.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "rustc-hex 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-primitives 0.1.0",
  "substrate-client 0.1.0",
@@ -3037,23 +3084,23 @@ dependencies = [
 name = "substrate-network-libp2p"
 version = "0.1.0"
 dependencies = [
- "assert_matches 1.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "bytes 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
+ "assert_matches 1.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "bytes 0.4.10 (registry+https://github.com/rust-lang/crates.io-index)",
  "error-chain 0.12.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "fnv 1.0.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "futures 0.1.24 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.2.43 (registry+https://github.com/rust-lang/crates.io-index)",
  "libp2p 0.1.0 (git+https://github.com/tomaka/libp2p-rs?rev=8111062f0177fd7423626f2db9560273644a4c4d)",
  "log 0.4.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "parity-bytes 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "parking_lot 0.5.5 (registry+https://github.com/rust-lang/crates.io-index)",
- "rand 0.5.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.70 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 1.0.70 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_json 1.0.24 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand 0.5.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.79 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_derive 1.0.79 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_json 1.0.32 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio 0.1.11 (registry+https://github.com/rust-lang/crates.io-index)",
- "tokio-io 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)",
- "tokio-timer 0.2.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio-io 0.1.9 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio-timer 0.2.7 (registry+https://github.com/rust-lang/crates.io-index)",
  "unsigned-varint 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -3063,7 +3110,7 @@ version = "0.1.0"
 dependencies = [
  "base58 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "blake2-rfc 0.2.18 (registry+https://github.com/rust-lang/crates.io-index)",
- "byteorder 1.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "byteorder 1.2.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "crunchy 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "fixed-hash 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "hash-db 0.9.0 (git+https://github.com/paritytech/trie)",
@@ -3074,12 +3121,12 @@ dependencies = [
  "parity-codec-derive 2.0.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "pretty_assertions 0.4.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "ring 0.12.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "rustc-hex 2.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.70 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 1.0.70 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rustc-hex 2.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.79 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_derive 1.0.79 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-std 0.1.0",
  "substrate-serializer 0.1.0",
- "twox-hash 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "twox-hash 1.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "uint 0.4.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "untrusted 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "wasmi 0.4.1 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -3089,16 +3136,16 @@ dependencies = [
 name = "substrate-rpc"
 version = "0.1.0"
 dependencies = [
- "assert_matches 1.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "assert_matches 1.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "error-chain 0.12.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "hex-literal 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "jsonrpc-core 8.0.2 (git+https://github.com/paritytech/jsonrpc.git)",
- "jsonrpc-macros 8.0.1 (git+https://github.com/paritytech/jsonrpc.git)",
- "jsonrpc-pubsub 8.0.1 (git+https://github.com/paritytech/jsonrpc.git)",
+ "jsonrpc-core 9.0.0 (git+https://github.com/paritytech/jsonrpc.git)",
+ "jsonrpc-macros 9.0.0 (git+https://github.com/paritytech/jsonrpc.git)",
+ "jsonrpc-pubsub 9.0.0 (git+https://github.com/paritytech/jsonrpc.git)",
  "log 0.4.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "parity-codec 2.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "parking_lot 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
- "rustc-hex 2.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rustc-hex 2.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-primitives 0.1.0",
  "sr-version 0.1.0",
  "substrate-client 0.1.0",
@@ -3113,11 +3160,11 @@ dependencies = [
 name = "substrate-rpc-servers"
 version = "0.1.0"
 dependencies = [
- "jsonrpc-http-server 8.0.1 (git+https://github.com/paritytech/jsonrpc.git)",
- "jsonrpc-pubsub 8.0.1 (git+https://github.com/paritytech/jsonrpc.git)",
- "jsonrpc-ws-server 8.0.0 (git+https://github.com/paritytech/jsonrpc.git)",
+ "jsonrpc-http-server 9.0.0 (git+https://github.com/paritytech/jsonrpc.git)",
+ "jsonrpc-pubsub 9.0.0 (git+https://github.com/paritytech/jsonrpc.git)",
+ "jsonrpc-ws-server 9.0.0 (git+https://github.com/paritytech/jsonrpc.git)",
  "log 0.4.5 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.70 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.79 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-primitives 0.1.0",
  "substrate-rpc 0.1.0",
 ]
@@ -3126,8 +3173,8 @@ dependencies = [
 name = "substrate-serializer"
 version = "0.1.0"
 dependencies = [
- "serde 1.0.70 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_json 1.0.24 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.79 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_json 1.0.32 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -3136,15 +3183,15 @@ version = "0.3.0"
 dependencies = [
  "error-chain 0.12.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "exit-future 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "futures 0.1.24 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
  "lazy_static 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "parity-codec 2.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "parking_lot 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.70 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 1.0.70 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_json 1.0.24 (registry+https://github.com/rust-lang/crates.io-index)",
- "slog 2.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.79 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_derive 1.0.79 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_json 1.0.32 (registry+https://github.com/rust-lang/crates.io-index)",
+ "slog 2.4.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-io 0.1.0",
  "sr-primitives 0.1.0",
  "substrate-client 0.1.0",
@@ -3167,7 +3214,7 @@ version = "0.3.0"
 dependencies = [
  "env_logger 0.4.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "fdlimit 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "futures 0.1.24 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.3.9 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-primitives 0.1.0",
  "substrate-client 0.1.0",
@@ -3213,7 +3260,7 @@ dependencies = [
  "lazy_static 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "parking_lot 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
- "slog 2.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "slog 2.4.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "slog-async 2.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "slog-json 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "slog-scope 4.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -3225,9 +3272,7 @@ name = "substrate-test-client"
 version = "0.1.0"
 dependencies = [
  "parity-codec 2.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "rhododendron 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-primitives 0.1.0",
- "substrate-bft 0.1.0",
  "substrate-client 0.1.0",
  "substrate-executor 0.1.0",
  "substrate-keyring 0.1.0",
@@ -3243,8 +3288,8 @@ dependencies = [
  "log 0.4.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "parity-codec 2.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "parity-codec-derive 2.0.4 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.70 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 1.0.70 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.79 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_derive 1.0.79 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-api 0.1.0",
  "sr-io 0.1.0",
  "sr-primitives 0.1.0",
@@ -3260,11 +3305,11 @@ name = "substrate-transaction-graph"
 version = "0.1.0"
 dependencies = [
  "error-chain 0.12.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "futures 0.1.24 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "parking_lot 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.70 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 1.0.70 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.79 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_derive 1.0.79 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-primitives 0.1.0",
 ]
 
@@ -3273,7 +3318,7 @@ name = "substrate-transaction-pool"
 version = "0.1.0"
 dependencies = [
  "error-chain 0.12.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "futures 0.1.24 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "parity-codec 2.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "parking_lot 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -3322,8 +3367,18 @@ name = "syn"
 version = "0.14.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "proc-macro2 0.4.19 (registry+https://github.com/rust-lang/crates.io-index)",
- "quote 0.6.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "proc-macro2 0.4.20 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quote 0.6.8 (registry+https://github.com/rust-lang/crates.io-index)",
+ "unicode-xid 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "syn"
+version = "0.15.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "proc-macro2 0.4.20 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quote 0.6.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "unicode-xid 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -3332,8 +3387,8 @@ name = "synstructure"
 version = "0.9.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "proc-macro2 0.4.19 (registry+https://github.com/rust-lang/crates.io-index)",
- "quote 0.6.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "proc-macro2 0.4.20 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quote 0.6.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "syn 0.14.9 (registry+https://github.com/rust-lang/crates.io-index)",
  "unicode-xid 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -3345,15 +3400,10 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "cfg-if 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.2.43 (registry+https://github.com/rust-lang/crates.io-index)",
- "rayon 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "winapi 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rayon 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
-[[package]]
-name = "take"
-version = "0.1.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-
 [[package]]
 name = "take_mut"
 version = "0.2.2"
@@ -3369,20 +3419,21 @@ name = "tempdir"
 version = "0.3.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "rand 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand 0.4.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "remove_dir_all 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "tempfile"
-version = "3.0.3"
+version = "3.0.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
+ "cfg-if 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.2.43 (registry+https://github.com/rust-lang/crates.io-index)",
- "rand 0.5.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "redox_syscall 0.1.39 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand 0.5.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "redox_syscall 0.1.40 (registry+https://github.com/rust-lang/crates.io-index)",
  "remove_dir_all 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "winapi 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -3408,7 +3459,7 @@ version = "1.5.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "libc 0.2.43 (registry+https://github.com/rust-lang/crates.io-index)",
- "redox_syscall 0.1.39 (registry+https://github.com/rust-lang/crates.io-index)",
+ "redox_syscall 0.1.40 (registry+https://github.com/rust-lang/crates.io-index)",
  "redox_termios 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -3427,11 +3478,10 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "thread_local"
-version = "0.3.5"
+version = "0.3.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "lazy_static 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "unreachable 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -3440,8 +3490,8 @@ version = "0.1.40"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "libc 0.2.43 (registry+https://github.com/rust-lang/crates.io-index)",
- "redox_syscall 0.1.39 (registry+https://github.com/rust-lang/crates.io-index)",
- "winapi 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "redox_syscall 0.1.40 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -3457,10 +3507,10 @@ name = "tk-listen"
 version = "0.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "futures 0.1.24 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio 0.1.11 (registry+https://github.com/rust-lang/crates.io-index)",
- "tokio-io 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio-io 0.1.9 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -3468,30 +3518,30 @@ name = "tokio"
 version = "0.1.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "bytes 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
- "futures 0.1.24 (registry+https://github.com/rust-lang/crates.io-index)",
- "mio 0.6.14 (registry+https://github.com/rust-lang/crates.io-index)",
- "tokio-codec 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "bytes 0.4.10 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
+ "mio 0.6.16 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio-codec 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-current-thread 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-executor 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-fs 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "tokio-io 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)",
- "tokio-reactor 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "tokio-tcp 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "tokio-threadpool 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
- "tokio-timer 0.2.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "tokio-udp 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "tokio-uds 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio-io 0.1.9 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio-reactor 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio-tcp 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio-threadpool 0.1.7 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio-timer 0.2.7 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio-udp 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio-uds 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "tokio-codec"
-version = "0.1.0"
+version = "0.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "bytes 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
- "futures 0.1.24 (registry+https://github.com/rust-lang/crates.io-index)",
- "tokio-io 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)",
+ "bytes 0.4.10 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio-io 0.1.9 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -3499,17 +3549,17 @@ name = "tokio-core"
 version = "0.1.17"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "bytes 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
- "futures 0.1.24 (registry+https://github.com/rust-lang/crates.io-index)",
+ "bytes 0.4.10 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
  "iovec 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.5 (registry+https://github.com/rust-lang/crates.io-index)",
- "mio 0.6.14 (registry+https://github.com/rust-lang/crates.io-index)",
+ "mio 0.6.16 (registry+https://github.com/rust-lang/crates.io-index)",
  "scoped-tls 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio 0.1.11 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-executor 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
- "tokio-io 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)",
- "tokio-reactor 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "tokio-timer 0.2.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio-io 0.1.9 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio-reactor 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio-timer 0.2.7 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -3517,7 +3567,7 @@ name = "tokio-current-thread"
 version = "0.1.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "futures 0.1.24 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-executor 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -3526,7 +3576,7 @@ name = "tokio-dns-unofficial"
 version = "0.3.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "futures 0.1.24 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
  "futures-cpupool 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "lazy_static 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio 0.1.11 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -3537,7 +3587,7 @@ name = "tokio-executor"
 version = "0.1.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "futures 0.1.24 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -3545,92 +3595,72 @@ name = "tokio-fs"
 version = "0.1.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "futures 0.1.24 (registry+https://github.com/rust-lang/crates.io-index)",
- "tokio-io 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)",
- "tokio-threadpool 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio-io 0.1.9 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio-threadpool 0.1.7 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "tokio-io"
-version = "0.1.8"
+version = "0.1.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "bytes 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
- "futures 0.1.24 (registry+https://github.com/rust-lang/crates.io-index)",
+ "bytes 0.4.10 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.5 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
-[[package]]
-name = "tokio-proto"
-version = "0.1.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
- "futures 0.1.24 (registry+https://github.com/rust-lang/crates.io-index)",
- "log 0.3.9 (registry+https://github.com/rust-lang/crates.io-index)",
- "net2 0.2.32 (registry+https://github.com/rust-lang/crates.io-index)",
- "rand 0.3.22 (registry+https://github.com/rust-lang/crates.io-index)",
- "slab 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "smallvec 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "take 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "tokio-core 0.1.17 (registry+https://github.com/rust-lang/crates.io-index)",
- "tokio-io 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)",
- "tokio-service 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
 [[package]]
 name = "tokio-reactor"
-version = "0.1.1"
+version = "0.1.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "futures 0.1.24 (registry+https://github.com/rust-lang/crates.io-index)",
+ "crossbeam-utils 0.5.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
+ "lazy_static 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.5 (registry+https://github.com/rust-lang/crates.io-index)",
- "mio 0.6.14 (registry+https://github.com/rust-lang/crates.io-index)",
+ "mio 0.6.16 (registry+https://github.com/rust-lang/crates.io-index)",
+ "num_cpus 1.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parking_lot 0.6.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "slab 0.4.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-executor 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
- "tokio-io 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
-[[package]]
-name = "tokio-service"
-version = "0.1.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
- "futures 0.1.24 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio-io 0.1.9 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "tokio-tcp"
-version = "0.1.1"
+version = "0.1.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "bytes 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
- "futures 0.1.24 (registry+https://github.com/rust-lang/crates.io-index)",
+ "bytes 0.4.10 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
  "iovec 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "mio 0.6.14 (registry+https://github.com/rust-lang/crates.io-index)",
- "tokio-io 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)",
- "tokio-reactor 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "mio 0.6.16 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio-io 0.1.9 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio-reactor 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "tokio-threadpool"
-version = "0.1.4"
+version = "0.1.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "crossbeam-deque 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "futures 0.1.24 (registry+https://github.com/rust-lang/crates.io-index)",
+ "crossbeam-deque 0.6.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "crossbeam-utils 0.5.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "num_cpus 1.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "rand 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand 0.5.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-executor 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "tokio-timer"
-version = "0.2.6"
+version = "0.2.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "crossbeam-utils 0.5.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "futures 0.1.24 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
  "slab 0.4.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-executor 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -3640,39 +3670,40 @@ name = "tokio-tls"
 version = "0.1.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "futures 0.1.24 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
  "native-tls 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-core 0.1.17 (registry+https://github.com/rust-lang/crates.io-index)",
- "tokio-io 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio-io 0.1.9 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "tokio-udp"
-version = "0.1.0"
+version = "0.1.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "bytes 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
- "futures 0.1.24 (registry+https://github.com/rust-lang/crates.io-index)",
+ "bytes 0.4.10 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.5 (registry+https://github.com/rust-lang/crates.io-index)",
- "mio 0.6.14 (registry+https://github.com/rust-lang/crates.io-index)",
- "tokio-io 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)",
- "tokio-reactor 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "mio 0.6.16 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio-codec 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio-io 0.1.9 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio-reactor 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "tokio-uds"
-version = "0.2.1"
+version = "0.2.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "bytes 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
- "futures 0.1.24 (registry+https://github.com/rust-lang/crates.io-index)",
+ "bytes 0.4.10 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
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- "mio-uds 0.6.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "tokio-io 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)",
- "tokio-reactor 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "mio 0.6.16 (registry+https://github.com/rust-lang/crates.io-index)",
+ "mio-uds 0.6.7 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio-io 0.1.9 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio-reactor 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -3683,7 +3714,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 [[package]]
 name = "trie-bench"
 version = "0.9.0"
-source = "git+https://github.com/paritytech/trie#b3b3209e0122f394c2b63620ffcf68d503558109"
+source = "git+https://github.com/paritytech/trie#e61df32342920f602a9d8d71caa5117c779d3ff1"
 dependencies = [
  "criterion 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "hash-db 0.9.0 (git+https://github.com/paritytech/trie)",
@@ -3698,18 +3729,18 @@ dependencies = [
 [[package]]
 name = "trie-db"
 version = "0.9.0"
-source = "git+https://github.com/paritytech/trie#b3b3209e0122f394c2b63620ffcf68d503558109"
+source = "git+https://github.com/paritytech/trie#e61df32342920f602a9d8d71caa5117c779d3ff1"
 dependencies = [
  "elastic-array 0.10.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "hash-db 0.9.0 (git+https://github.com/paritytech/trie)",
  "log 0.3.9 (registry+https://github.com/rust-lang/crates.io-index)",
- "rand 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand 0.4.3 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "trie-root"
 version = "0.9.0"
-source = "git+https://github.com/paritytech/trie#b3b3209e0122f394c2b63620ffcf68d503558109"
+source = "git+https://github.com/paritytech/trie#e61df32342920f602a9d8d71caa5117c779d3ff1"
 dependencies = [
  "hash-db 0.9.0 (git+https://github.com/paritytech/trie)",
 ]
@@ -3717,7 +3748,7 @@ dependencies = [
 [[package]]
 name = "trie-standardmap"
 version = "0.9.0"
-source = "git+https://github.com/paritytech/trie#b3b3209e0122f394c2b63620ffcf68d503558109"
+source = "git+https://github.com/paritytech/trie#e61df32342920f602a9d8d71caa5117c779d3ff1"
 dependencies = [
  "criterion 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "hash-db 0.9.0 (git+https://github.com/paritytech/trie)",
@@ -3726,7 +3757,7 @@ dependencies = [
 
 [[package]]
 name = "try-lock"
-version = "0.1.0"
+version = "0.2.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
@@ -3741,10 +3772,10 @@ dependencies = [
 
 [[package]]
 name = "twox-hash"
-version = "1.1.0"
+version = "1.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "rand 0.3.22 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand 0.5.5 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -3767,9 +3798,9 @@ name = "uint"
 version = "0.4.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "byteorder 1.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "byteorder 1.2.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "crunchy 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "rustc-hex 2.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rustc-hex 2.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -3782,7 +3813,7 @@ dependencies = [
 
 [[package]]
 name = "unicase"
-version = "2.1.0"
+version = "2.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "version_check 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -3793,7 +3824,7 @@ name = "unicode-bidi"
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 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "matches 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "matches 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -3832,8 +3863,8 @@ name = "unsigned-varint"
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 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "bytes 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
- "tokio-codec 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "bytes 0.4.10 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio-codec 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -3843,22 +3874,22 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "url"
-version = "1.7.0"
+version = "1.7.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "idna 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
- "matches 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "idna 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "matches 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)",
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 ]
 
 [[package]]
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-version = "1.0.0"
+version = "1.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "vcpkg"
-version = "0.2.3"
+version = "0.2.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
@@ -3868,11 +3899,11 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "vergen"
-version = "2.0.0"
+version = "2.1.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "bitflags 1.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "chrono 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "bitflags 1.0.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "chrono 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
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  "getset 0.0.6 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -3892,9 +3923,9 @@ name = "wabt"
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 dependencies = [
- "serde 1.0.70 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 1.0.70 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_json 1.0.24 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.79 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_derive 1.0.79 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_json 1.0.32 (registry+https://github.com/rust-lang/crates.io-index)",
  "wabt-sys 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -3903,18 +3934,18 @@ name = "wabt-sys"
 version = "0.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "cc 1.0.17 (registry+https://github.com/rust-lang/crates.io-index)",
- "cmake 0.1.31 (registry+https://github.com/rust-lang/crates.io-index)",
+ "cc 1.0.25 (registry+https://github.com/rust-lang/crates.io-index)",
+ "cmake 0.1.35 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "want"
-version = "0.0.4"
+version = "0.0.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "futures 0.1.24 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.5 (registry+https://github.com/rust-lang/crates.io-index)",
- "try-lock 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "try-lock 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -3922,10 +3953,10 @@ name = "wasmi"
 version = "0.4.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "byteorder 1.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "byteorder 1.2.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "memory_units 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "nan-preserving-float 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-wasm 0.31.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-wasm 0.31.3 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -3935,18 +3966,18 @@ source = "git+https://github.com/tomaka/rust-websocket?branch=send#28ea5eb82b573
 dependencies = [
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- "bytes 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
- "futures 0.1.24 (registry+https://github.com/rust-lang/crates.io-index)",
+ "byteorder 1.2.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "bytes 0.4.10 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
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- "tokio-io 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio-io 0.1.9 (registry+https://github.com/rust-lang/crates.io-index)",
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  "unicase 1.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "url 1.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "url 1.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -3956,7 +3987,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
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-version = "0.3.4"
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 dependencies = [
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@@ -3978,7 +4009,7 @@ name = "winapi-util"
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 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "winapi 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -3991,7 +4022,7 @@ name = "wincolor"
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 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "winapi 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
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 ]
 
@@ -4000,15 +4031,15 @@ name = "ws"
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- "httparse 1.2.4 (registry+https://github.com/rust-lang/crates.io-index)",
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- "mio 0.6.14 (registry+https://github.com/rust-lang/crates.io-index)",
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- "url 1.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "url 1.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -4016,17 +4047,17 @@ name = "ws"
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- "mio 0.6.14 (registry+https://github.com/rust-lang/crates.io-index)",
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- "rand 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
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- "url 1.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "url 1.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
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+ "tokio-io 0.1.9 (registry+https://github.com/rust-lang/crates.io-index)",
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 "checksum trie-standardmap 0.9.0 (git+https://github.com/paritytech/trie)" = "<none>"
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-"checksum unicase 2.1.0 (registry+https://github.com/rust-lang/crates.io-index)" = "284b6d3db520d67fbe88fd778c21510d1b0ba4a551e5d0fbb023d33405f6de8a"
+"checksum unicase 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)" = "9d3218ea14b4edcaccfa0df0a64a3792a2c32cc706f1b336e48867f9d3147f90"
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@@ -4383,20 +4415,20 @@ dependencies = [
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 "checksum untrusted 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)" = "f392d7819dbe58833e26872f5f6f0d68b7bbbe90fc3667e98731c4a15ad9a7ae"
-"checksum url 1.7.0 (registry+https://github.com/rust-lang/crates.io-index)" = "f808aadd8cfec6ef90e4a14eb46f24511824d1ac596b9682703c87056c8678b7"
-"checksum utf8-ranges 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)" = "662fab6525a98beff2921d7f61a39e7d59e0b425ebc7d0d9e66d316e55124122"
-"checksum vcpkg 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)" = "7ed0f6789c8a85ca41bbc1c9d175422116a9869bd1cf31bb08e1493ecce60380"
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diff --git a/substrate/Cargo.toml b/substrate/Cargo.toml
index a0c4730ce9..bc0fc5feef 100644
--- a/substrate/Cargo.toml
+++ b/substrate/Cargo.toml
@@ -19,14 +19,14 @@ vergen = "2"
 
 [workspace]
 members = [
-	"core/bft",
 	"core/cli",
 	"core/client",
 	"core/client/db",
+	"core/consensus/common",
+	"core/consensus/rhd",
 	"core/executor",
 	"core/finality-grandpa",
 	"core/keyring",
-	"core/misbehavior-check",
 	"core/network",
 	"core/primitives",
 	"core/rpc",
diff --git a/substrate/core/bft/Cargo.toml b/substrate/core/bft/Cargo.toml
deleted file mode 100644
index 0969f9adb1..0000000000
--- a/substrate/core/bft/Cargo.toml
+++ /dev/null
@@ -1,20 +0,0 @@
-[package]
-name = "substrate-bft"
-version = "0.1.0"
-authors = ["Parity Technologies <admin@parity.io>"]
-
-[dependencies]
-futures = "0.1.17"
-parity-codec = "2.0"
-substrate-primitives = { path = "../primitives" }
-sr-primitives = { path = "../sr-primitives" }
-sr-version = { path = "../sr-version" }
-tokio = "0.1.7"
-parking_lot = "0.4"
-error-chain = "0.12"
-log = "0.4"
-rhododendron = "0.3"
-
-[dev-dependencies]
-substrate-keyring = { path = "../keyring" }
-substrate-executor = { path = "../executor" }
diff --git a/substrate/core/bft/README.adoc b/substrate/core/bft/README.adoc
deleted file mode 100644
index 8f4939087e..0000000000
--- a/substrate/core/bft/README.adoc
+++ /dev/null
@@ -1,13 +0,0 @@
-
-= Substrate BFT
-
-.Summary
-[source, toml]
-----
-include::Cargo.toml[lines=2..5]
-----
-
-.Description
-----
-include::src/lib.rs[tag=description]
-----
diff --git a/substrate/core/client/Cargo.toml b/substrate/core/client/Cargo.toml
index 3d8bf2badc..2ea5df1e5d 100644
--- a/substrate/core/client/Cargo.toml
+++ b/substrate/core/client/Cargo.toml
@@ -12,7 +12,7 @@ hex-literal = "0.1"
 futures = "0.1.17"
 slog = "^2"
 heapsize = "0.4"
-substrate-bft = { path = "../bft" }
+substrate-consensus-rhd = { path = "../consensus/rhd" }
 parity-codec = "2.0"
 substrate-executor = { path = "../executor" }
 substrate-primitives = { path = "../primitives" }
diff --git a/substrate/core/client/db/src/lib.rs b/substrate/core/client/db/src/lib.rs
index 2e9e52cf0c..25f3521f61 100644
--- a/substrate/core/client/db/src/lib.rs
+++ b/substrate/core/client/db/src/lib.rs
@@ -68,8 +68,7 @@ use kvdb::{KeyValueDB, DBTransaction};
 use trie::MemoryDB;
 use parking_lot::RwLock;
 use primitives::{H256, AuthorityId, Blake2Hasher};
-use runtime_primitives::generic::BlockId;
-use runtime_primitives::bft::Justification;
+use runtime_primitives::{generic::BlockId, Justification};
 use runtime_primitives::traits::{Block as BlockT, Header as HeaderT, As, NumberFor, Zero, Digest, DigestItem};
 use runtime_primitives::BuildStorage;
 use state_machine::backend::Backend as StateBackend;
@@ -127,7 +126,7 @@ mod columns {
 
 struct PendingBlock<Block: BlockT> {
 	header: Block::Header,
-	justification: Option<Justification<Block::Hash>>,
+	justification: Option<Justification>,
 	body: Option<Vec<Block::Extrinsic>>,
 	leaf_state: NewBlockState,
 }
@@ -241,7 +240,7 @@ impl<Block: BlockT> client::blockchain::Backend<Block> for BlockchainDb<Block> {
 		}
 	}
 
-	fn justification(&self, id: BlockId<Block>) -> Result<Option<Justification<Block::Hash>>, client::error::Error> {
+	fn justification(&self, id: BlockId<Block>) -> Result<Option<Justification>, client::error::Error> {
 		match read_db(&*self.db, columns::HASH_LOOKUP, columns::JUSTIFICATION, id)? {
 			Some(justification) => match Decode::decode(&mut &justification[..]) {
 				Some(justification) => Ok(Some(justification)),
@@ -286,7 +285,7 @@ where Block: BlockT,
 		&mut self,
 		header: Block::Header,
 		body: Option<Vec<Block::Extrinsic>>,
-		justification: Option<Justification<Block::Hash>>,
+		justification: Option<Justification>,
 		leaf_state: NewBlockState,
 	) -> Result<(), client::error::Error> {
 		assert!(self.pending_block.is_none(), "Only one block per operation is allowed");
diff --git a/substrate/core/client/src/backend.rs b/substrate/core/client/src/backend.rs
index 6c4ccecc63..615704361c 100644
--- a/substrate/core/client/src/backend.rs
+++ b/substrate/core/client/src/backend.rs
@@ -18,8 +18,7 @@
 
 use error;
 use primitives::AuthorityId;
-use runtime_primitives::bft::Justification;
-use runtime_primitives::generic::BlockId;
+use runtime_primitives::{generic::BlockId, Justification};
 use runtime_primitives::traits::{Block as BlockT, NumberFor};
 use state_machine::backend::Backend as StateBackend;
 use state_machine::ChangesTrieStorage as StateChangesTrieStorage;
@@ -64,7 +63,7 @@ where
 		&mut self,
 		header: Block::Header,
 		body: Option<Vec<Block::Extrinsic>>,
-		justification: Option<Justification<Block::Hash>>,
+		justification: Option<Justification>,
 		state: NewBlockState,
 	) -> error::Result<()>;
 
diff --git a/substrate/core/client/src/blockchain.rs b/substrate/core/client/src/blockchain.rs
index ff2fa81259..a2896ab7f3 100644
--- a/substrate/core/client/src/blockchain.rs
+++ b/substrate/core/client/src/blockchain.rs
@@ -19,7 +19,7 @@
 use primitives::AuthorityId;
 use runtime_primitives::traits::{Block as BlockT, Header as HeaderT, NumberFor};
 use runtime_primitives::generic::BlockId;
-use runtime_primitives::bft::Justification;
+use runtime_primitives::Justification;
 
 use error::{ErrorKind, Result};
 
@@ -47,10 +47,9 @@ pub trait Backend<Block: BlockT>: HeaderBackend<Block> {
 	/// Get block body. Returns `None` if block is not found.
 	fn body(&self, id: BlockId<Block>) -> Result<Option<Vec<<Block as BlockT>::Extrinsic>>>;
 	/// Get block justification. Returns `None` if justification does not exist.
-	fn justification(&self, id: BlockId<Block>) -> Result<Option<Justification<Block::Hash>>>;
+	fn justification(&self, id: BlockId<Block>) -> Result<Option<Justification>>;
 	/// Get last finalized block hash.
 	fn last_finalized(&self) -> Result<Block::Hash>;
-
 	/// Returns data cache reference, if it is enabled on this backend.
 	fn cache(&self) -> Option<&Cache<Block>>;
 
diff --git a/substrate/core/client/src/client.rs b/substrate/core/client/src/client.rs
index 22024642cf..8e9d9a2734 100644
--- a/substrate/core/client/src/client.rs
+++ b/substrate/core/client/src/client.rs
@@ -22,7 +22,7 @@ use futures::sync::mpsc;
 use parking_lot::{Mutex, RwLock};
 use primitives::AuthorityId;
 use runtime_primitives::{
-	bft::Justification,
+	Justification,
 	generic::{BlockId, SignedBlock, Block as RuntimeBlock},
 	transaction_validity::{TransactionValidity, TransactionTag},
 };
@@ -44,7 +44,7 @@ use blockchain::{self, Info as ChainInfo, Backend as ChainBackend, HeaderBackend
 use call_executor::{CallExecutor, LocalCallExecutor};
 use executor::{RuntimeVersion, RuntimeInfo};
 use notifications::{StorageNotifications, StorageEventStream};
-use {cht, error, in_mem, block_builder, bft, genesis};
+use {cht, error, in_mem, block_builder, genesis};
 
 /// Type that implements `futures::Stream` of block import events.
 pub type ImportNotifications<Block> = mpsc::UnboundedReceiver<BlockImportNotification<Block>>;
@@ -151,6 +151,53 @@ pub enum BlockOrigin {
 	File,
 }
 
+/// Data required to import a Block
+pub struct ImportBlock<Block: BlockT> {
+	/// Origin of the Block
+	pub origin: BlockOrigin,
+	/// Header
+	pub header: Block::Header,
+	/// Justification provided for this block from the outside
+	pub external_justification: Justification,
+	/// Internal Justification for the block
+	pub internal_justification: Vec<u8>, // Block::Digest::DigestItem?
+	/// Block's body
+	pub body: Option<Vec<Block::Extrinsic>>,
+	/// Is this block finalized already?
+	/// `true` implies instant finality.
+	pub finalized: bool,
+	/// Auxiliary consensus data produced by the block.
+	/// Contains a list of key-value pairs. If values are `None`, the keys
+	/// will be deleted.
+	pub auxiliary: Vec<(Vec<u8>, Option<Vec<u8>>)>,
+}
+
+impl<Block: BlockT> ImportBlock<Block> {
+	/// Deconstruct the justified header into parts.
+	pub fn into_inner(self)
+		-> (
+			BlockOrigin,
+			<Block as BlockT>::Header,
+			Justification,
+			Justification,
+			Option<Vec<<Block as BlockT>::Extrinsic>>,
+			bool,
+			Vec<(Vec<u8>, Option<Vec<u8>>)>,
+		) {
+		(
+			self.origin,
+			self.header,
+			self.external_justification,
+			self.internal_justification,
+			self.body,
+			self.finalized,
+			self.auxiliary,
+		)
+	}
+}
+
+
+
 /// Summary of an imported block
 #[derive(Clone, Debug)]
 pub struct BlockImportNotification<Block: BlockT> {
@@ -175,21 +222,6 @@ pub struct FinalityNotification<Block: BlockT> {
 	pub header: Block::Header,
 }
 
-/// A header paired with a justification which has already been checked.
-#[derive(Debug, PartialEq, Eq, Clone)]
-pub struct JustifiedHeader<Block: BlockT> {
-	header: <Block as BlockT>::Header,
-	justification: ::bft::Justification<Block::Hash>,
-	authorities: Vec<AuthorityId>,
-}
-
-impl<Block: BlockT> JustifiedHeader<Block> {
-	/// Deconstruct the justified header into parts.
-	pub fn into_inner(self) -> (<Block as BlockT>::Header, ::bft::Justification<Block::Hash>, Vec<AuthorityId>) {
-		(self.header, self.justification, self.authorities)
-	}
-}
-
 /// Create an instance of in-memory client.
 pub fn new_in_mem<E, Block, S>(
 	executor: E,
@@ -486,37 +518,24 @@ impl<B, E, Block> Client<B, E, Block> where
 		)
 	}
 
-	/// Check a header's justification.
-	pub fn check_justification(
-		&self,
-		header: <Block as BlockT>::Header,
-		justification: ::bft::UncheckedJustification<Block::Hash>,
-	) -> error::Result<JustifiedHeader<Block>> {
-		let parent_hash = header.parent_hash().clone();
-		let authorities = self.authorities_at(&BlockId::Hash(parent_hash))?;
-		let just = ::bft::check_justification::<Block>(&authorities[..], parent_hash, justification)
-			.map_err(|_|
-				error::ErrorKind::BadJustification(
-					format!("{}", header.hash())
-				)
-			)?;
-		Ok(JustifiedHeader {
-			header,
-			justification: just,
-			authorities,
-		})
-	}
-
-	/// Queue a block for import.
+	/// Import a checked and validated block
 	pub fn import_block(
 		&self,
-		origin: BlockOrigin,
-		header: JustifiedHeader<Block>,
-		body: Option<Vec<<Block as BlockT>::Extrinsic>>,
-		finalized: bool,
+		import_block: ImportBlock<Block>,
+		new_authorities: Option<Vec<AuthorityId>>,
 	) -> error::Result<ImportResult> {
-		let (header, justification, authorities) = header.into_inner();
+
+		let (
+			origin,
+			header,
+			_,
+			justification,
+			body,
+			finalized,
+			_aux, // TODO: write this to DB also
+		) = import_block.into_inner();
 		let parent_hash = header.parent_hash().clone();
+
 		match self.backend.blockchain().status(BlockId::Hash(parent_hash))? {
 			blockchain::BlockStatus::InChain => {},
 			blockchain::BlockStatus::Unknown => return Ok(ImportResult::UnknownParent),
@@ -532,8 +551,8 @@ impl<B, E, Block> Client<B, E, Block> where
 			header,
 			justification,
 			body,
-			authorities,
-			finalized
+			new_authorities,
+			finalized,
 		);
 
 		*self.importing_block.write() = None;
@@ -574,9 +593,9 @@ impl<B, E, Block> Client<B, E, Block> where
 		origin: BlockOrigin,
 		hash: Block::Hash,
 		header: Block::Header,
-		justification: bft::Justification<Block::Hash>,
+		justification: Justification,
 		body: Option<Vec<Block::Extrinsic>>,
-		authorities: Vec<AuthorityId>,
+		authorities: Option<Vec<AuthorityId>>,
 		finalized: bool,
 	) -> error::Result<ImportResult> {
 		let parent_hash = header.parent_hash().clone();
@@ -650,16 +669,17 @@ impl<B, E, Block> Client<B, E, Block> where
 		};
 
 		trace!("Imported {}, (#{}), best={}, origin={:?}", hash, header.number(), is_new_best, origin);
-		let unchecked: bft::UncheckedJustification<_> = justification.uncheck().into();
 
 		transaction.set_block_data(
 			header.clone(),
 			body,
-			Some(unchecked.into()),
+			Some(justification),
 			leaf_state,
 		)?;
 
-		transaction.update_authorities(authorities);
+		if let Some(authorities) = authorities {
+			transaction.update_authorities(authorities);
+		}
 		if let Some(storage_update) = storage_update {
 			transaction.update_storage(storage_update)?;
 		}
@@ -843,12 +863,14 @@ impl<B, E, Block> Client<B, E, Block> where
 	}
 
 	/// Get block justification set by id.
-	pub fn justification(&self, id: &BlockId<Block>) -> error::Result<Option<Justification<Block::Hash>>> {
+	pub fn justification(&self, id: &BlockId<Block>) -> error::Result<Option<Justification>> {
 		self.backend.blockchain().justification(*id)
 	}
 
 	/// Get full block by id.
-	pub fn block(&self, id: &BlockId<Block>) -> error::Result<Option<SignedBlock<Block::Header, Block::Extrinsic, Block::Hash>>> {
+	pub fn block(&self, id: &BlockId<Block>)
+		-> error::Result<Option<SignedBlock<Block::Header, Block::Extrinsic>>>
+	{
 		Ok(match (self.header(id)?, self.body(id)?, self.justification(id)?) {
 			(Some(header), Some(extrinsics), Some(justification)) =>
 				Some(SignedBlock { block: RuntimeBlock { header, extrinsics }, justification }),
@@ -985,57 +1007,6 @@ impl<B, E, Block> BlockNumberToHash for Client<B, E, Block> where
 	}
 }
 
-impl<B, E, Block> bft::BlockImport<Block> for Client<B, E, Block>
-	where
-		B: backend::Backend<Block, Blake2Hasher>,
-		E: CallExecutor<Block, Blake2Hasher>,
-		Block: BlockT,
-{
-	fn import_block(
-		&self,
-		block: Block,
-		justification: ::bft::Justification<Block::Hash>,
-		authorities: &[AuthorityId],
-	) -> bool {
-		let (header, extrinsics) = block.deconstruct();
-		let justified_header = JustifiedHeader {
-			header: header,
-			justification,
-			authorities: authorities.to_vec(),
-		};
-
-		// TODO [rob]: non-instant finality.
-		self.import_block(
-			BlockOrigin::ConsensusBroadcast,
-			justified_header,
-			Some(extrinsics),
-			true
-		).is_ok()
-	}
-}
-
-impl<B, E, Block> bft::Authorities<Block> for Client<B, E, Block>
-	where
-		B: backend::Backend<Block, Blake2Hasher>,
-		E: CallExecutor<Block, Blake2Hasher>,
-		Block: BlockT,
-{
-	fn authorities(&self, at: &BlockId<Block>) -> Result<Vec<AuthorityId>, bft::Error> {
-		let on_chain_version: Result<_, bft::Error> = self.runtime_version_at(at)
-			.map_err(|e| { trace!("Error getting runtime version {:?}", e); bft::ErrorKind::RuntimeVersionMissing.into() });
-		let on_chain_version = on_chain_version?;
-		let native_version: Result<_, bft::Error> = self.executor.native_runtime_version()
-			.ok_or_else(|| bft::ErrorKind::NativeRuntimeMissing.into());
-		let native_version = native_version?;
-		if !native_version.can_author_with(&on_chain_version) {
-			return Err(bft::ErrorKind::IncompatibleAuthoringRuntime(on_chain_version, native_version.runtime_version.clone()).into())
-		}
-		self.authorities_at(at).map_err(|_| {
-			let descriptor = format!("{:?}", at);
-			bft::ErrorKind::StateUnavailable(descriptor).into()
-		})
-	}
-}
 
 impl<B, E, Block> BlockchainEvents<Block> for Client<B, E, Block>
 where
@@ -1095,7 +1066,7 @@ impl<B, E, Block> api::Core<Block, AuthorityId> for Client<B, E, Block> where
 	}
 
 	fn authorities(&self, at: &BlockId<Block>) -> Result<Vec<AuthorityId>, Self::Error> {
-		bft::Authorities::authorities(self, at).map_err(Into::into)
+		self.authorities_at(at)
 	}
 
 	fn execute_block(&self, at: &BlockId<Block>, block: &Block) -> Result<(), Self::Error> {
diff --git a/substrate/core/client/src/error.rs b/substrate/core/client/src/error.rs
index 8d0c763712..5abc2617b2 100644
--- a/substrate/core/client/src/error.rs
+++ b/substrate/core/client/src/error.rs
@@ -19,13 +19,8 @@
 use std;
 use state_machine;
 use runtime_primitives::ApplyError;
-use bft;
 
 error_chain! {
-	links {
-		BFT(bft::error::Error, bft::error::ErrorKind) #[doc="BFT error"];
-	}
-
 	errors {
 		/// Backend error.
 		Backend(s: String) {
diff --git a/substrate/core/client/src/in_mem.rs b/substrate/core/client/src/in_mem.rs
index 716442d450..5548528cc7 100644
--- a/substrate/core/client/src/in_mem.rs
+++ b/substrate/core/client/src/in_mem.rs
@@ -26,7 +26,7 @@ use primitives::AuthorityId;
 use runtime_primitives::generic::BlockId;
 use runtime_primitives::traits::{Block as BlockT, Header as HeaderT, Zero,
 	NumberFor, As, Digest, DigestItem};
-use runtime_primitives::bft::Justification;
+use runtime_primitives::Justification;
 use blockchain::{self, BlockStatus, HeaderBackend};
 use state_machine::backend::{Backend as StateBackend, InMemory};
 use state_machine::InMemoryChangesTrieStorage;
@@ -42,12 +42,12 @@ struct PendingBlock<B: BlockT> {
 
 #[derive(PartialEq, Eq, Clone)]
 enum StoredBlock<B: BlockT> {
-	Header(B::Header, Option<Justification<B::Hash>>),
-	Full(B, Option<Justification<B::Hash>>),
+	Header(B::Header, Option<Justification>),
+	Full(B, Option<Justification>),
 }
 
 impl<B: BlockT> StoredBlock<B> {
-	fn new(header: B::Header, body: Option<Vec<B::Extrinsic>>, just: Option<Justification<B::Hash>>) -> Self {
+	fn new(header: B::Header, body: Option<Vec<B::Extrinsic>>, just: Option<Justification>) -> Self {
 		match body {
 			Some(body) => StoredBlock::Full(B::new(header, body), just),
 			None => StoredBlock::Header(header, just),
@@ -61,7 +61,7 @@ impl<B: BlockT> StoredBlock<B> {
 		}
 	}
 
-	fn justification(&self) -> Option<&Justification<B::Hash>> {
+	fn justification(&self) -> Option<&Justification> {
 		match *self {
 			StoredBlock::Header(_, ref j) | StoredBlock::Full(_, ref j) => j.as_ref()
 		}
@@ -74,7 +74,7 @@ impl<B: BlockT> StoredBlock<B> {
 		}
 	}
 
-	fn into_inner(self) -> (B::Header, Option<Vec<B::Extrinsic>>, Option<Justification<B::Hash>>) {
+	fn into_inner(self) -> (B::Header, Option<Vec<B::Extrinsic>>, Option<Justification>) {
 		match self {
 			StoredBlock::Header(header, just) => (header, None, just),
 			StoredBlock::Full(block, just) => {
@@ -159,7 +159,7 @@ impl<Block: BlockT> Blockchain<Block> {
 		&self,
 		hash: Block::Hash,
 		header: <Block as BlockT>::Header,
-		justification: Option<Justification<Block::Hash>>,
+		justification: Option<Justification>,
 		body: Option<Vec<<Block as BlockT>::Extrinsic>>,
 		new_state: NewBlockState,
 	) -> ::error::Result<()> {
@@ -292,7 +292,7 @@ impl<Block: BlockT> blockchain::Backend<Block> for Blockchain<Block> {
 		}))
 	}
 
-	fn justification(&self, id: BlockId<Block>) -> error::Result<Option<Justification<Block::Hash>>> {
+	fn justification(&self, id: BlockId<Block>) -> error::Result<Option<Justification>> {
 		Ok(self.id(id).and_then(|hash| self.storage.read().blocks.get(&hash).and_then(|b|
 			b.justification().map(|x| x.clone()))
 		))
@@ -375,7 +375,7 @@ where
 		&mut self,
 		header: <Block as BlockT>::Header,
 		body: Option<Vec<<Block as BlockT>::Extrinsic>>,
-		justification: Option<Justification<Block::Hash>>,
+		justification: Option<Justification>,
 		state: NewBlockState,
 	) -> error::Result<()> {
 		assert!(self.pending_block.is_none(), "Only one block per operation is allowed");
diff --git a/substrate/core/client/src/lib.rs b/substrate/core/client/src/lib.rs
index 535ea38ad6..9526091dad 100644
--- a/substrate/core/client/src/lib.rs
+++ b/substrate/core/client/src/lib.rs
@@ -19,7 +19,6 @@
 #![warn(missing_docs)]
 #![recursion_limit="128"]
 
-extern crate substrate_bft as bft;
 extern crate substrate_trie as trie;
 extern crate parity_codec as codec;
 extern crate substrate_primitives as primitives;
@@ -63,7 +62,7 @@ pub use client::{
 	new_with_backend,
 	new_in_mem,
 	BlockBody, BlockStatus, BlockOrigin, ImportNotifications, FinalityNotifications, BlockchainEvents,
-	Client, ClientInfo, ChainHead, ImportResult, JustifiedHeader,
+	Client, ClientInfo, ChainHead, ImportResult, ImportBlock,
 };
 pub use notifications::{StorageEventStream, StorageChangeSet};
 pub use state_machine::ExecutionStrategy;
diff --git a/substrate/core/client/src/light/backend.rs b/substrate/core/client/src/light/backend.rs
index 2a3e2a8ff7..9ee420140a 100644
--- a/substrate/core/client/src/light/backend.rs
+++ b/substrate/core/client/src/light/backend.rs
@@ -22,9 +22,9 @@ use futures::{Future, IntoFuture};
 use parking_lot::RwLock;
 
 use primitives::AuthorityId;
-use runtime_primitives::{bft::Justification, generic::BlockId};
-use runtime_primitives::traits::{Block as BlockT, NumberFor};
+use runtime_primitives::{generic::BlockId, Justification};
 use state_machine::{Backend as StateBackend, InMemoryChangesTrieStorage, TrieBackend};
+use runtime_primitives::traits::{Block as BlockT, NumberFor};
 
 use backend::{Backend as ClientBackend, BlockImportOperation, RemoteBackend, NewBlockState};
 use blockchain::HeaderBackend as BlockchainHeaderBackend;
@@ -167,7 +167,7 @@ where
 		&mut self,
 		header: Block::Header,
 		_body: Option<Vec<Block::Extrinsic>>,
-		_justification: Option<Justification<Block::Hash>>,
+		_justification: Option<Justification>,
 		state: NewBlockState,
 	) -> ClientResult<()> {
 		self.leaf_state = state;
diff --git a/substrate/core/client/src/light/blockchain.rs b/substrate/core/client/src/light/blockchain.rs
index 4e857d8cef..97c20ecc90 100644
--- a/substrate/core/client/src/light/blockchain.rs
+++ b/substrate/core/client/src/light/blockchain.rs
@@ -22,8 +22,8 @@ use futures::{Future, IntoFuture};
 use parking_lot::Mutex;
 
 use primitives::AuthorityId;
-use runtime_primitives::{bft::Justification, generic::BlockId};
-use runtime_primitives::traits::{Block as BlockT, Header as HeaderT, NumberFor, Zero};
+use runtime_primitives::{Justification, generic::BlockId};
+use runtime_primitives::traits::{Block as BlockT, Header as HeaderT,NumberFor, Zero};
 
 use backend::NewBlockState;
 use blockchain::{Backend as BlockchainBackend, BlockStatus, Cache as BlockchainCache,
@@ -139,7 +139,7 @@ impl<S, F, Block> BlockchainBackend<Block> for Blockchain<S, F> where Block: Blo
 		Ok(None)
 	}
 
-	fn justification(&self, _id: BlockId<Block>) -> ClientResult<Option<Justification<Block::Hash>>> {
+	fn justification(&self, _id: BlockId<Block>) -> ClientResult<Option<Justification>> {
 		Ok(None)
 	}
 
diff --git a/substrate/core/consensus/common/Cargo.toml b/substrate/core/consensus/common/Cargo.toml
new file mode 100644
index 0000000000..ff5ebae0f8
--- /dev/null
+++ b/substrate/core/consensus/common/Cargo.toml
@@ -0,0 +1,8 @@
+[package]
+name = "substrate-consensus-common"
+version = "0.1.0"
+authors = ["Parity Technologies <admin@parity.io>"]
+description = "Common utilities for substrate consensus"
+
+[dev-dependencies]
+substrate-primitives = { path= "../../primitives"}
\ No newline at end of file
diff --git a/substrate/core/consensus/common/src/lib.rs b/substrate/core/consensus/common/src/lib.rs
new file mode 100644
index 0000000000..a5bf6d218a
--- /dev/null
+++ b/substrate/core/consensus/common/src/lib.rs
@@ -0,0 +1,33 @@
+// Copyright 2018 Parity Technologies (UK) Ltd.
+// This file is part of Substrate Consensus Common.
+
+// Substrate Demo is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+
+// Substrate Consensus Common is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+
+// You should have received a copy of the GNU General Public License
+// along with Substrate Consensus Common.  If not, see <http://www.gnu.org/licenses/>.
+
+//! Tracks offline validators.
+#![allow(dead_code)]
+
+#![cfg(feature="rhd")]
+
+extern crate substrate_primitives as primitives;
+
+use primitives::{generic::BlockId, Justification};
+use primitives::traits::{Block, Header};
+
+/// Block import trait.
+pub trait BlockImport<B: Block> {
+	/// Import a block alongside its corresponding justification.
+	fn import_block(&self, block: B, justification: Justification, authorities: &[AuthorityId]) -> bool;
+}
+
+pub mod offline_tracker;
\ No newline at end of file
diff --git a/substrate/node/consensus/src/offline_tracker.rs b/substrate/core/consensus/common/src/offline_tracker.rs
similarity index 100%
rename from substrate/node/consensus/src/offline_tracker.rs
rename to substrate/core/consensus/common/src/offline_tracker.rs
diff --git a/substrate/core/consensus/rhd/Cargo.toml b/substrate/core/consensus/rhd/Cargo.toml
new file mode 100644
index 0000000000..f5b928c429
--- /dev/null
+++ b/substrate/core/consensus/rhd/Cargo.toml
@@ -0,0 +1,37 @@
+[package]
+name = "substrate-consensus-rhd"
+version = "0.1.0"
+authors = ["Parity Technologies <admin@parity.io>"]
+description = "Rhododendron Round-Based consensus-algorithm for substrate"
+
+[dependencies]
+futures = "0.1.17"
+parity-codec = { version = "1.1" }
+parity-codec-derive = { version = "2.0" }
+substrate-primitives = { path = "../../primitives" }
+srml-support = { path = "../../../srml/support" }
+sr-primitives = { path = "../../sr-primitives" }
+sr-version = { path = "../../sr-version" }
+sr-io = { path = "../../sr-io" }
+srml-consensus = { path = "../../../srml/consensus" }
+tokio = "0.1.7"
+parking_lot = "0.4"
+error-chain = "0.12"
+log = "0.3"
+rhododendron = { git = "https://github.com/paritytech/rhododendron.git", features = ["codec"] }
+serde = { version = "1.0", features = ["derive"] }
+
+[dev-dependencies]
+substrate-keyring = { path = "../../keyring" }
+substrate-executor = { path = "../../executor" }
+
+
+[features]
+default = ["std"]
+std = [
+	"serde/std",
+	"substrate-primitives/std",
+	"srml-support/std",
+	"sr-primitives/std",
+	"sr-version/std",
+]
diff --git a/substrate/core/bft/src/error.rs b/substrate/core/consensus/rhd/src/error.rs
similarity index 96%
rename from substrate/core/bft/src/error.rs
rename to substrate/core/consensus/rhd/src/error.rs
index f43cac6fc6..806ba5624a 100644
--- a/substrate/core/bft/src/error.rs
+++ b/substrate/core/consensus/rhd/src/error.rs
@@ -16,7 +16,6 @@
 
 //! Error types in the BFT service.
 use runtime_version::RuntimeVersion;
-use primitives::ed25519;
 
 error_chain! {
 	errors {
@@ -45,7 +44,7 @@ error_chain! {
 		}
 
 		/// Error checking signature
-		InvalidSignature(s: ed25519::Signature, a: ::primitives::AuthorityId) {
+		InvalidSignature(s: ::primitives::ed25519::Signature, a: ::primitives::AuthorityId) {
 			description("Message signature is invalid"),
 			display("Message signature {:?} by {:?} is invalid.", s, a),
 		}
diff --git a/substrate/core/bft/src/lib.rs b/substrate/core/consensus/rhd/src/lib.rs
similarity index 83%
rename from substrate/core/bft/src/lib.rs
rename to substrate/core/consensus/rhd/src/lib.rs
index da571ce3da..4edc8fc893 100644
--- a/substrate/core/bft/src/lib.rs
+++ b/substrate/core/consensus/rhd/src/lib.rs
@@ -14,7 +14,6 @@
 // You should have received a copy of the GNU General Public License
 // along with Substrate.  If not, see <http://www.gnu.org/licenses/>.
 
-// tag::description[]
 //! BFT Agreement based on a rotating proposer in different rounds.
 //!
 //! Where this crate refers to input stream, should never logically conclude.
@@ -30,36 +29,49 @@
 //! conclude without having witnessed the conclusion.
 //! In general, this future should be pre-empted by the import of a justification
 //! set for this block height.
-// end::description[]
+
+#![cfg(feature = "rhd")]
 
 #![recursion_limit="128"]
 
-pub mod error;
-
 extern crate parity_codec as codec;
 extern crate substrate_primitives as primitives;
+extern crate srml_support as runtime_support;
 extern crate sr_primitives as runtime_primitives;
 extern crate sr_version as runtime_version;
+extern crate sr_io as runtime_io;
 extern crate tokio;
+
+#[cfg(test)]
+extern crate substrate_keyring as keyring;
 extern crate parking_lot;
 extern crate rhododendron;
 
 #[macro_use]
 extern crate log;
 
+
 extern crate futures;
 
 #[macro_use]
 extern crate error_chain;
 
+#[macro_use]
+extern crate serde;
+
+#[macro_use]
+extern crate parity_codec_derive;
+
+
+pub mod error;
+
 use std::sync::Arc;
 use std::sync::atomic::{AtomicUsize, Ordering};
 use std::time::{Instant, Duration};
 
 use codec::Encode;
-use runtime_primitives::generic::BlockId;
+use runtime_primitives::{generic::BlockId, Justification};
 use runtime_primitives::traits::{Block, Header};
-use runtime_primitives::bft::{Message as PrimitiveMessage, Action as PrimitiveAction, Justification as PrimitiveJustification};
 use primitives::{AuthorityId, ed25519, ed25519::LocalizedSignature};
 
 use futures::{Async, Stream, Sink, Future, IntoFuture};
@@ -67,9 +79,12 @@ use futures::sync::oneshot;
 use tokio::timer::Delay;
 use parking_lot::Mutex;
 
-pub use rhododendron::{InputStreamConcluded, AdvanceRoundReason};
+pub use rhododendron::{InputStreamConcluded, AdvanceRoundReason,
+	Message as RhdMessage, Vote as RhdMessageVote};
 pub use error::{Error, ErrorKind};
 
+// pub mod misbehaviour_check;
+
 // statuses for an agreement
 mod status {
 	pub const LIVE: usize = 0;
@@ -77,10 +92,6 @@ mod status {
 	pub const GOOD: usize = 2;
 }
 
-/// Messages over the proposal.
-/// Each message carries an associated round number.
-pub type Message<B> = rhododendron::Message<B, <B as Block>::Hash>;
-
 /// Localized message type.
 pub type LocalizedMessage<B> = rhododendron::LocalizedMessage<
 	B,
@@ -89,11 +100,13 @@ pub type LocalizedMessage<B> = rhododendron::LocalizedMessage<
 	LocalizedSignature
 >;
 
+
+
 /// Justification of some hash.
-pub type Justification<H> = rhododendron::Justification<H, LocalizedSignature>;
+pub struct RhdJustification<H>(rhododendron::Justification<H, LocalizedSignature>);
 
 /// Justification of a prepare message.
-pub type PrepareJustification<H> = rhododendron::PrepareJustification<H, LocalizedSignature>;
+pub struct PrepareJustification<H>(rhododendron::PrepareJustification<H, LocalizedSignature>);
 
 /// Unchecked justification.
 pub struct UncheckedJustification<H>(rhododendron::UncheckedJustification<H, LocalizedSignature>);
@@ -109,14 +122,22 @@ impl<H> UncheckedJustification<H> {
 	}
 }
 
+impl<H> Into<Justification> for RhdJustification<H> {
+	fn into(self) -> Justification {
+		let p : Justification = UncheckedJustification(self.0.uncheck()).into();
+		p
+	}
+}
+
+
 impl<H> From<rhododendron::UncheckedJustification<H, LocalizedSignature>> for UncheckedJustification<H> {
 	fn from(inner: rhododendron::UncheckedJustification<H, LocalizedSignature>) -> Self {
 		UncheckedJustification(inner)
 	}
 }
 
-impl<H> From<PrimitiveJustification<H>> for UncheckedJustification<H> {
-	fn from(just: PrimitiveJustification<H>) -> Self {
+impl<H> From<Justification> for UncheckedJustification<H> {
+	fn from(just: Justification) -> Self {
 		UncheckedJustification(rhododendron::UncheckedJustification {
 			round_number: just.round_number as usize,
 			digest: just.hash,
@@ -128,9 +149,9 @@ impl<H> From<PrimitiveJustification<H>> for UncheckedJustification<H> {
 	}
 }
 
-impl<H> Into<PrimitiveJustification<H>> for UncheckedJustification<H> {
-	fn into(self) -> PrimitiveJustification<H> {
-		PrimitiveJustification {
+impl<H> Into<Justification> for UncheckedJustification<H> {
+	fn into(self) -> Justification {
+		Justification {
 			round_number: self.0.round_number as u32,
 			hash: self.0.digest,
 			signatures: self.0.signatures.into_iter().map(|s| (s.signer.into(), s.signature)).collect(),
@@ -194,12 +215,6 @@ pub trait Proposer<B: Block> {
 	fn on_round_end(&self, _round_number: usize, _proposed: bool) { }
 }
 
-/// Block import trait.
-pub trait BlockImport<B: Block> {
-	/// Import a block alongside its corresponding justification.
-	fn import_block(&self, block: B, justification: Justification<B::Hash>, authorities: &[AuthorityId]) -> bool;
-}
-
 /// Trait for getting the authorities at a given block.
 pub trait Authorities<B: Block> {
 	/// Get the authorities at the given block.
@@ -282,7 +297,7 @@ impl<B: Block, P: Proposer<B>> rhododendron::Context for BftInstance<B, P>
 		proposal.hash()
 	}
 
-	fn sign_local(&self, message: Message<B>) -> LocalizedMessage<B> {
+	fn sign_local(&self, message: RhdMessage<B, B::Hash>) -> LocalizedMessage<B> {
 		sign_message(message, &*self.key, self.parent_hash.clone())
 	}
 
@@ -313,7 +328,7 @@ impl<B: Block, P: Proposer<B>> rhododendron::Context for BftInstance<B, P>
 		use std::collections::HashSet;
 
 		let collect_pubkeys = |participants: HashSet<&Self::AuthorityId>| participants.into_iter()
-			.map(|p| ed25519::Public::from_raw(p.0))
+			.map(|p| ::ed25519::Public::from_raw(p.0))
 			.collect::<Vec<_>>();
 
 		let round_timeout = self.round_timeout_duration(next_round);
@@ -383,10 +398,11 @@ impl<B, P, I, InStream, OutSink> Future for BftFuture<B, P, I, InStream, OutSink
 			let hash = justified_block.hash();
 			info!(target: "bft", "Importing block #{} ({}) directly from BFT consensus",
 				justified_block.header().number(), hash);
+			let just : Justification = RhdJustification(committed.justification).into();
 
 			let import_ok = self.import.import_block(
 				justified_block,
-				committed.justification,
+				just,
 				&self.inner.context().authorities
 			);
 
@@ -616,110 +632,16 @@ pub fn bft_threshold(n: usize) -> usize {
 	n - max_faulty_of(n)
 }
 
-fn check_justification_signed_message<H>(authorities: &[AuthorityId], message: &[u8], just: UncheckedJustification<H>)
-	-> Result<Justification<H>, UncheckedJustification<H>>
-{
-	// TODO: return additional error information.
-	just.0.check(authorities.len() - max_faulty_of(authorities.len()), |_, _, sig| {
-		let auth_id = sig.signer.clone().into();
-		if !authorities.contains(&auth_id) { return None }
-
-		if ed25519::verify_strong(&sig.signature, message, &sig.signer) {
-			Some(sig.signer.0)
-		} else {
-			None
-		}
-	}).map_err(UncheckedJustification)
-}
-
-/// Check a full justification for a header hash.
-/// Provide all valid authorities.
-///
-/// On failure, returns the justification back.
-pub fn check_justification<B: Block>(authorities: &[AuthorityId], parent: B::Hash, just: UncheckedJustification<B::Hash>)
-	-> Result<Justification<B::Hash>, UncheckedJustification<B::Hash>>
-{
-	let message = Encode::encode(&PrimitiveMessage::<B, _> {
-		parent,
-		action: PrimitiveAction::Commit(just.0.round_number as u32, just.0.digest.clone()),
-	});
-
-	check_justification_signed_message(authorities, &message[..], just)
-}
-
-/// Check a prepare justification for a header hash.
-/// Provide all valid authorities.
-///
-/// On failure, returns the justification back.
-pub fn check_prepare_justification<B: Block>(authorities: &[AuthorityId], parent: B::Hash, just: UncheckedJustification<B::Hash>)
-	-> Result<PrepareJustification<B::Hash>, UncheckedJustification<B::Hash>>
-{
-	let message = Encode::encode(&PrimitiveMessage::<B, _> {
-		parent,
-		action: PrimitiveAction::Prepare(just.0.round_number as u32, just.0.digest.clone()),
-	});
-
-	check_justification_signed_message(authorities, &message[..], just)
-}
-
-/// Check proposal message signatures and authority.
-/// Provide all valid authorities.
-pub fn check_proposal<B: Block + Clone>(
-	authorities: &[AuthorityId],
-	parent_hash: &B::Hash,
-	propose: &::rhododendron::LocalizedProposal<B, B::Hash, AuthorityId, LocalizedSignature>)
-	-> Result<(), Error>
-{
-	if !authorities.contains(&propose.sender) {
-		return Err(ErrorKind::InvalidAuthority(propose.sender.into()).into());
-	}
-
-	let action_header = PrimitiveAction::ProposeHeader(propose.round_number as u32, propose.digest.clone());
-	let action_propose = PrimitiveAction::Propose(propose.round_number as u32, propose.proposal.clone());
-	check_action::<B>(action_header, parent_hash, &propose.digest_signature)?;
-	check_action::<B>(action_propose, parent_hash, &propose.full_signature)
-}
-
-/// Check vote message signatures and authority.
-/// Provide all valid authorities.
-pub fn check_vote<B: Block>(
-	authorities: &[AuthorityId],
-	parent_hash: &B::Hash,
-	vote: &::rhododendron::LocalizedVote<B::Hash, AuthorityId, LocalizedSignature>)
-	-> Result<(), Error>
-{
-	if !authorities.contains(&vote.sender) {
-		return Err(ErrorKind::InvalidAuthority(vote.sender.into()).into());
-	}
-
-	let action = match vote.vote {
-		::rhododendron::Vote::Prepare(r, ref h) => PrimitiveAction::Prepare(r as u32, h.clone()),
-		::rhododendron::Vote::Commit(r, ref h) => PrimitiveAction::Commit(r as u32, h.clone()),
-		::rhododendron::Vote::AdvanceRound(r) => PrimitiveAction::AdvanceRound(r as u32),
-	};
-	check_action::<B>(action, parent_hash, &vote.signature)
-}
-
-fn check_action<B: Block>(action: PrimitiveAction<B, B::Hash>, parent_hash: &B::Hash, sig: &LocalizedSignature) -> Result<(), Error> {
-	let primitive = PrimitiveMessage {
-		parent: parent_hash.clone(),
-		action,
-	};
-
-	let message = Encode::encode(&primitive);
-	if ed25519::verify_strong(&sig.signature, &message, &sig.signer) {
-		Ok(())
-	} else {
-		Err(ErrorKind::InvalidSignature(sig.signature.into(), sig.signer.clone().into()).into())
-	}
-}
-
-/// Sign a BFT message with the given key.
-pub fn sign_message<B: Block + Clone>(message: Message<B>, key: &ed25519::Pair, parent_hash: B::Hash) -> LocalizedMessage<B> {
+// /// Sign a BFT message with the given key.
+pub fn sign_message<B: Block + Clone>(
+	message: RhdMessage<B, B::Hash>,
+	key: &ed25519::Pair,
+	parent_hash: B::Hash
+) -> LocalizedMessage<B> {
 	let signer = key.public();
 
-	let sign_action = |action: PrimitiveAction<B, B::Hash>| {
-		let primitive = PrimitiveMessage {
+	let sign_action = |action: ::rhododendron::Vote<B>| {
+		let primitive = ::rhododendron::LocalizedVote {
 			parent: parent_hash.clone(),
 			action,
 		};
@@ -732,10 +654,10 @@ pub fn sign_message<B: Block + Clone>(message: Message<B>, key: &ed25519::Pair,
 	};
 
 	match message {
-		::rhododendron::Message::Propose(r, proposal) => {
+		RhdMessage::Propose(r, proposal) => {
 			let header_hash = proposal.hash();
-			let action_header = PrimitiveAction::ProposeHeader(r as u32, header_hash.clone());
-			let action_propose = PrimitiveAction::Propose(r as u32, proposal.clone());
+			let action_header = ::rhododendron::ProposeHeader(r as u32, header_hash.clone());
+			let action_propose = ::rhododendron::Propose(r as u32, proposal.clone());
 
 			::rhododendron::LocalizedMessage::Propose(::rhododendron::LocalizedProposal {
 				round_number: r,
@@ -746,19 +668,13 @@ pub fn sign_message<B: Block + Clone>(message: Message<B>, key: &ed25519::Pair,
 				full_signature: sign_action(action_propose),
 			})
 		}
-		::rhododendron::Message::Vote(vote) => {
-			let action = match vote {
-				::rhododendron::Vote::Prepare(r, ref h) => PrimitiveAction::Prepare(r as u32, h.clone()),
-				::rhododendron::Vote::Commit(r, ref h) => PrimitiveAction::Commit(r as u32, h.clone()),
-				::rhododendron::Vote::AdvanceRound(r) => PrimitiveAction::AdvanceRound(r as u32),
-			};
-
-			::rhododendron::LocalizedMessage::Vote(::rhododendron::LocalizedVote {
+		RhdMessage::Vote(vote) => ::rhododendron::LocalizedMessage::Vote(
+			::rhododendron::LocalizedVote {
 				vote: vote,
 				sender: signer.clone().into(),
 				signature: sign_action(action),
-			})
-		}
+			}
+		)
 	}
 }
 
@@ -780,7 +696,7 @@ mod tests {
 	}
 
 	impl BlockImport<TestBlock> for FakeClient {
-		fn import_block(&self, block: TestBlock, _justification: Justification<H256>, _authorities: &[AuthorityId]) -> bool {
+		fn import_block(&self, block: TestBlock, _justification: Justification, _authorities: &[AuthorityId]) -> bool {
 			assert!(self.imported_heights.lock().insert(block.header.number));
 			true
 		}
diff --git a/substrate/core/misbehavior-check/src/lib.rs b/substrate/core/consensus/rhd/src/misbehaviour_check.rs
similarity index 90%
rename from substrate/core/misbehavior-check/src/lib.rs
rename to substrate/core/consensus/rhd/src/misbehaviour_check.rs
index 63641d39db..be8e25ccc9 100644
--- a/substrate/core/misbehavior-check/src/lib.rs
+++ b/substrate/core/consensus/rhd/src/misbehaviour_check.rs
@@ -14,28 +14,13 @@
 // You should have received a copy of the GNU General Public License
 // along with Substrate.  If not, see <http://www.gnu.org/licenses/>.
 
-// tag::description[]
 //! Utility for substrate-based runtimes that want to check misbehavior reports.
-// end::description[]
-
-#![cfg_attr(not(feature = "std"), no_std)]
-
-extern crate parity_codec as codec;
-extern crate substrate_primitives as primitives;
-extern crate sr_io as runtime_io;
-extern crate sr_primitives as runtime_primitives;
-
-#[cfg(test)]
-extern crate substrate_bft;
-#[cfg(test)]
-extern crate substrate_keyring as keyring;
-#[cfg(test)]
-extern crate rhododendron;
 
 use codec::{Codec, Encode};
 use primitives::{AuthorityId, Signature};
 
-use runtime_primitives::bft::{Action, Message, MisbehaviorKind};
+use rhododendron::messages::{Action, Message, MisbehaviorKind};
+use runtime_io;
 
 // check a message signature. returns true if signed by that authority.
 fn check_message_sig<B: Codec, H: Codec>(
@@ -91,13 +76,14 @@ mod tests {
 
 	use keyring::ed25519;
 	use keyring::Keyring;
+	use rhododendron;
 
 	use runtime_primitives::testing::{H256, Block as RawBlock};
 
 	type Block = RawBlock<u64>;
 
 	fn sign_prepare(key: &ed25519::Pair, round: u32, hash: H256, parent_hash: H256) -> (H256, Signature) {
-		let msg = substrate_bft::sign_message::<Block>(
+		let msg = ::sign_message::<Block>(
 			rhododendron::Message::Vote(rhododendron::Vote::Prepare(round as _, hash)),
 			key,
 			parent_hash
@@ -110,7 +96,7 @@ mod tests {
 	}
 
 	fn sign_commit(key: &ed25519::Pair, round: u32, hash: H256, parent_hash: H256) -> (H256, Signature) {
-		let msg = substrate_bft::sign_message::<Block>(
+		let msg = ::sign_message::<Block>(
 			rhododendron::Message::Vote(rhododendron::Vote::Commit(round as _, hash)),
 			key,
 			parent_hash
diff --git a/substrate/core/finality-grandpa/src/lib.rs b/substrate/core/finality-grandpa/src/lib.rs
index 795bcdb9a6..969ebc197a 100644
--- a/substrate/core/finality-grandpa/src/lib.rs
+++ b/substrate/core/finality-grandpa/src/lib.rs
@@ -625,22 +625,12 @@ mod tests {
 		type In = Box<Stream<Item=Vec<u8>,Error=()>>;
 
 		fn messages_for(&self, round: u64) -> Self::In {
-			use network::consensus_gossip::ConsensusMessage;
-
 			let messages = self.inner.lock().peer(self.peer_id)
 				.with_spec(|spec, _| spec.gossip.messages_for(round_to_topic(round)));
 
-			let messages = messages
-				.map_err(
-					move |_| panic!("Messages for round {} dropped too early", round)
-				)
-				.map(|msg| match msg {
-					ConsensusMessage::ChainSpecific(raw, _) => {
-						let message = GossipMessage::decode(&mut &raw[..]).unwrap();
-						message.data
-					}
-					_ => panic!("Only chain-specific messages come under this stream"),
-				});
+			let messages = messages.map_err(
+				move |_| panic!("Messages for round {} dropped too early", round)
+			);
 
 			Box::new(messages)
 		}
diff --git a/substrate/core/misbehavior-check/Cargo.toml b/substrate/core/misbehavior-check/Cargo.toml
deleted file mode 100644
index 474bc262d6..0000000000
--- a/substrate/core/misbehavior-check/Cargo.toml
+++ /dev/null
@@ -1,19 +0,0 @@
-[package]
-name = "substrate-misbehavior-check"
-version = "0.1.0"
-authors = ["Parity Technologies <admin@parity.io>"]
-
-[dependencies]
-parity-codec = { version = "2.0", default-features = false }
-substrate-primitives = { path = "../primitives", default-features = false }
-sr-primitives = { path = "../sr-primitives", default-features = false }
-sr-io = { path = "../sr-io", default-features = false }
-
-[dev-dependencies]
-substrate-bft = { path = "../bft" }
-rhododendron = "0.3"
-substrate-keyring = { path = "../keyring" }
-
-[features]
-default = ["std"]
-std = ["parity-codec/std", "substrate-primitives/std", "sr-primitives/std", "sr-io/std"]
diff --git a/substrate/core/misbehavior-check/README.adoc b/substrate/core/misbehavior-check/README.adoc
deleted file mode 100644
index e5b52b954b..0000000000
--- a/substrate/core/misbehavior-check/README.adoc
+++ /dev/null
@@ -1,13 +0,0 @@
-
-= Misbehavior-check
-
-.Summary
-[source, toml]
-----
-include::Cargo.toml[lines=2..5]
-----
-
-.Description
-----
-include::src/lib.rs[tag=description]
-----
diff --git a/substrate/core/network/src/blocks.rs b/substrate/core/network/src/blocks.rs
index 5da53748e2..7cc37624fc 100644
--- a/substrate/core/network/src/blocks.rs
+++ b/substrate/core/network/src/blocks.rs
@@ -28,8 +28,10 @@ const MAX_PARALLEL_DOWNLOADS: u32 = 1;
 /// Block data with origin.
 #[derive(Debug, Clone, PartialEq, Eq)]
 pub struct BlockData<B: BlockT> {
+	/// The Block Message from the wire
 	pub block: message::BlockData<B>,
-	pub origin: NodeIndex,
+	/// The peer, we received this from
+	pub origin: Option<NodeIndex>,
 }
 
 #[derive(Debug)]
@@ -92,7 +94,8 @@ impl<B: BlockT> BlockCollection<B> {
 			_ => (),
 		}
 
-		self.blocks.insert(start, BlockRangeState::Complete(blocks.into_iter().map(|b| BlockData { origin: who, block: b }).collect()));
+		self.blocks.insert(start, BlockRangeState::Complete(blocks.into_iter()
+			.map(|b| BlockData { origin: Some(who), block: b }).collect()));
 	}
 
 	/// Returns a set of block hashes that require a header download. The returned set is marked as being downloaded.
@@ -244,14 +247,14 @@ mod test {
 		bc.insert(1, blocks[1..11].to_vec(), peer0);
 
 		assert_eq!(bc.needed_blocks(peer0, 40, 150, 0), Some(11 .. 41));
-		assert_eq!(bc.drain(1), blocks[1..11].iter().map(|b| BlockData { block: b.clone(), origin: 0 }).collect::<Vec<_>>());
+		assert_eq!(bc.drain(1), blocks[1..11].iter().map(|b| BlockData { block: b.clone(), origin: Some(0) }).collect::<Vec<_>>());
 
 		bc.clear_peer_download(peer0);
 		bc.insert(11, blocks[11..41].to_vec(), peer0);
 
 		let drained = bc.drain(12);
-		assert_eq!(drained[..30], blocks[11..41].iter().map(|b| BlockData { block: b.clone(), origin: 0 }).collect::<Vec<_>>()[..]);
-		assert_eq!(drained[30..], blocks[41..81].iter().map(|b| BlockData { block: b.clone(), origin: 1 }).collect::<Vec<_>>()[..]);
+		assert_eq!(drained[..30], blocks[11..41].iter().map(|b| BlockData { block: b.clone(), origin: Some(0) }).collect::<Vec<_>>()[..]);
+		assert_eq!(drained[30..], blocks[41..81].iter().map(|b| BlockData { block: b.clone(), origin: Some(1) }).collect::<Vec<_>>()[..]);
 
 		bc.clear_peer_download(peer2);
 		assert_eq!(bc.needed_blocks(peer2, 40, 150, 80), Some(81 .. 121));
@@ -262,8 +265,8 @@ mod test {
 
 		assert_eq!(bc.drain(80), vec![]);
 		let drained = bc.drain(81);
-		assert_eq!(drained[..40], blocks[81..121].iter().map(|b| BlockData { block: b.clone(), origin: 2 }).collect::<Vec<_>>()[..]);
-		assert_eq!(drained[40..], blocks[121..150].iter().map(|b| BlockData { block: b.clone(), origin: 1 }).collect::<Vec<_>>()[..]);
+		assert_eq!(drained[..40], blocks[81..121].iter().map(|b| BlockData { block: b.clone(), origin: Some(2) }).collect::<Vec<_>>()[..]);
+		assert_eq!(drained[40..], blocks[121..150].iter().map(|b| BlockData { block: b.clone(), origin: Some(1) }).collect::<Vec<_>>()[..]);
 	}
 
 	#[test]
@@ -273,7 +276,7 @@ mod test {
 			len: 128,
 			downloading: 1,
 		});
-		let blocks = generate_blocks(10).into_iter().map(|b| BlockData { block: b, origin: 0 }).collect();
+		let blocks = generate_blocks(10).into_iter().map(|b| BlockData { block: b, origin: None }).collect();
 		bc.blocks.insert(114305, BlockRangeState::Complete(blocks));
 
 		assert_eq!(bc.needed_blocks(0, 128, 10000, 000), Some(1 .. 100));
diff --git a/substrate/core/network/src/chain.rs b/substrate/core/network/src/chain.rs
index d940af2531..97c2322989 100644
--- a/substrate/core/network/src/chain.rs
+++ b/substrate/core/network/src/chain.rs
@@ -16,24 +16,18 @@
 
 //! Blockchain access trait
 
-use client::{self, Client as SubstrateClient, ImportResult, ClientInfo, BlockStatus, BlockOrigin, CallExecutor};
+use client::{self, Client as SubstrateClient, ImportBlock, ImportResult, ClientInfo, BlockStatus, CallExecutor};
 use client::error::Error;
 use runtime_primitives::traits::{Block as BlockT, Header as HeaderT, NumberFor};
 use runtime_primitives::generic::BlockId;
-use runtime_primitives::bft::Justification;
-use primitives::{Blake2Hasher};
+use runtime_primitives::Justification;
+use primitives::{Blake2Hasher, AuthorityId};
 
 /// Local client abstraction for the network.
 pub trait Client<Block: BlockT>: Send + Sync {
 	/// Import a new block. Parent is supposed to be existing in the blockchain.
-	fn import(
-		&self,
-		origin: BlockOrigin,
-		header: Block::Header,
-		justification: Justification<Block::Hash>,
-		body: Option<Vec<Block::Extrinsic>>,
-		finalized: bool,
-	) -> Result<ImportResult, Error>;
+	fn import(&self, block: ImportBlock<Block>, new_authorities: Option<Vec<AuthorityId>>)
+		-> Result<ImportResult, Error>;
 
 	/// Get blockchain info.
 	fn info(&self) -> Result<ClientInfo<Block>, Error>;
@@ -51,7 +45,7 @@ pub trait Client<Block: BlockT>: Send + Sync {
 	fn body(&self, id: &BlockId<Block>) -> Result<Option<Vec<Block::Extrinsic>>, Error>;
 
 	/// Get block justification.
-	fn justification(&self, id: &BlockId<Block>) -> Result<Option<Justification<Block::Hash>>, Error>;
+	fn justification(&self, id: &BlockId<Block>) -> Result<Option<Justification>, Error>;
 
 	/// Get block header proof.
 	fn header_proof(&self, block_number: <Block::Header as HeaderT>::Number) -> Result<(Block::Header, Vec<Vec<u8>>), Error>;
@@ -77,17 +71,8 @@ impl<B, E, Block> Client<Block> for SubstrateClient<B, E, Block> where
 	E: CallExecutor<Block, Blake2Hasher> + Send + Sync + 'static,
 	Block: BlockT,
 {
-	fn import(
-		&self,
-		origin: BlockOrigin,
-		header: Block::Header,
-		justification: Justification<Block::Hash>,
-		body: Option<Vec<Block::Extrinsic>>,
-		finalized: bool,
-	) -> Result<ImportResult, Error> {
-		// TODO: defer justification check and add finality.
-		let justified_header = self.check_justification(header, justification.into())?;
-		(self as &SubstrateClient<B, E, Block>).import_block(origin, justified_header, body, finalized)
+	fn import(&self, block: ImportBlock<Block>, new_authorities: Option<Vec<AuthorityId>>) -> Result<ImportResult, Error> {
+		(self as &SubstrateClient<B, E, Block>).import_block(block, new_authorities)
 	}
 
 	fn info(&self) -> Result<ClientInfo<Block>, Error> {
@@ -110,7 +95,7 @@ impl<B, E, Block> Client<Block> for SubstrateClient<B, E, Block> where
 		(self as &SubstrateClient<B, E, Block>).body(id)
 	}
 
-	fn justification(&self, id: &BlockId<Block>) -> Result<Option<Justification<Block::Hash>>, Error> {
+	fn justification(&self, id: &BlockId<Block>) -> Result<Option<Justification>, Error> {
 		(self as &SubstrateClient<B, E, Block>).justification(id)
 	}
 
diff --git a/substrate/core/network/src/consensus_gossip.rs b/substrate/core/network/src/consensus_gossip.rs
index e4ec0e94b1..b84d8d437f 100644
--- a/substrate/core/network/src/consensus_gossip.rs
+++ b/substrate/core/network/src/consensus_gossip.rs
@@ -22,9 +22,9 @@ use futures::sync::mpsc;
 use std::time::{Instant, Duration};
 use rand::{self, Rng};
 use network_libp2p::NodeIndex;
-use runtime_primitives::traits::{Block as BlockT, Header as HeaderT};
+use runtime_primitives::traits::{Block as BlockT, Header as HeaderT, Hash, HashFor};
 use runtime_primitives::generic::BlockId;
-use message::{self, generic::Message as GenericMessage};
+use message::generic::{Message, ConsensusMessage};
 use protocol::Context;
 use service::Roles;
 use specialization::Specialization;
@@ -39,38 +39,33 @@ struct PeerConsensus<H> {
 	is_authority: bool,
 }
 
-/// Consensus messages.
-#[derive(Debug, Clone, PartialEq)]
-pub enum ConsensusMessage<B: BlockT> {
-	/// A message concerning BFT agreement
-	Bft(message::LocalizedBftMessage<B>),
-	/// A message concerning some chain-specific aspect of consensus
-	ChainSpecific(Vec<u8>, B::Hash),
-}
-
 struct MessageEntry<B: BlockT> {
-	hash: B::Hash,
-	message: ConsensusMessage<B>,
+	topic: B::Hash,
+	message_hash: B::Hash,
+	message: ConsensusMessage,
 	instant: Instant,
 }
 
 /// Consensus network protocol handler. Manages statements and candidate requests.
 pub struct ConsensusGossip<B: BlockT> {
-	peers: HashMap<NodeIndex, PeerConsensus<B::Hash>>,
-	live_message_sinks: HashMap<B::Hash, mpsc::UnboundedSender<ConsensusMessage<B>>>,
+	peers: HashMap<NodeIndex, PeerConsensus<(B::Hash, B::Hash)>>,
+	live_message_sinks: HashMap<B::Hash, mpsc::UnboundedSender<ConsensusMessage>>,
 	messages: Vec<MessageEntry<B>>,
-	message_hashes: HashSet<B::Hash>,
+	known_messages: HashSet<(B::Hash, B::Hash)>,
 	session_start: Option<B::Hash>,
 }
 
-impl<B: BlockT> ConsensusGossip<B> where B::Header: HeaderT<Number=u64> {
+impl<B: BlockT> ConsensusGossip<B>
+where
+	B::Header: HeaderT<Number=u64>
+{
 	/// Create a new instance.
 	pub fn new() -> Self {
 		ConsensusGossip {
 			peers: HashMap::new(),
 			live_message_sinks: HashMap::new(),
 			messages: Default::default(),
-			message_hashes: Default::default(),
+			known_messages: Default::default(),
 			session_start: None
 		}
 	}
@@ -88,13 +83,8 @@ impl<B: BlockT> ConsensusGossip<B> where B::Header: HeaderT<Number=u64> {
 			// TODO: limit by size
 			let mut known_messages = HashSet::new();
 			for entry in self.messages.iter() {
-				known_messages.insert(entry.hash);
-				let message = match entry.message {
-					ConsensusMessage::Bft(ref bft) => GenericMessage::BftMessage(bft.clone()),
-					ConsensusMessage::ChainSpecific(ref msg, _) => GenericMessage::ChainSpecific(msg.clone()),
-				};
-
-				protocol.send_message(who, message);
+				known_messages.insert((entry.topic, entry.message_hash));
+				protocol.send_message(who, Message::Consensus(entry.topic.clone(), entry.message.clone()));
 			}
 			self.peers.insert(who, PeerConsensus {
 				known_messages,
@@ -109,9 +99,17 @@ impl<B: BlockT> ConsensusGossip<B> where B::Header: HeaderT<Number=u64> {
 		}
 	}
 
-	fn propagate(&mut self, protocol: &mut Context<B>, message: message::Message<B>, hash: B::Hash) {
+	fn propagate<F>(
+		&mut self,
+		protocol: &mut Context<B>,
+		message_hash: B::Hash,
+		topic: B::Hash,
+		get_message: F,
+	)
+		where F: Fn() -> ConsensusMessage,
+	{
 		let mut non_authorities: Vec<_> = self.peers.iter()
-			.filter_map(|(id, ref peer)| if !peer.is_authority && !peer.known_messages.contains(&hash) { Some(*id) } else { None })
+			.filter_map(|(id, ref peer)| if !peer.is_authority && !peer.known_messages.contains(&(topic, message_hash)) { Some(*id) } else { None })
 			.collect();
 
 		rand::thread_rng().shuffle(&mut non_authorities);
@@ -123,79 +121,33 @@ impl<B: BlockT> ConsensusGossip<B> where B::Header: HeaderT<Number=u64> {
 
 		for (id, ref mut peer) in self.peers.iter_mut() {
 			if peer.is_authority {
-				if peer.known_messages.insert(hash.clone()) {
+				if peer.known_messages.insert((topic.clone(), message_hash.clone())) {
+					let message = get_message();
 					trace!(target:"gossip", "Propagating to authority {}: {:?}", id, message);
-					protocol.send_message(*id, message.clone());
+					protocol.send_message(*id, Message::Consensus(topic, message));
 				}
-			}
-			else if non_authorities.contains(&id) {
+			} else if non_authorities.contains(&id) {
+				let message = get_message();
 				trace!(target:"gossip", "Propagating to {}: {:?}", id, message);
-				peer.known_messages.insert(hash.clone());
-				protocol.send_message(*id, message.clone());
+				peer.known_messages.insert((topic.clone(), message_hash.clone()));
+				protocol.send_message(*id, Message::Consensus(topic, message));
 			}
 		}
 	}
 
-	fn register_message(&mut self, hash: B::Hash, message: ConsensusMessage<B>) {
-		if self.message_hashes.insert(hash) {
+	fn register_message<F>(&mut self, message_hash: B::Hash, topic: B::Hash, get_message: F)
+		where F: Fn() -> ConsensusMessage
+	{
+		if self.known_messages.insert((topic, message_hash)) {
 			self.messages.push(MessageEntry {
-				hash,
+				topic,
+				message_hash,
 				instant: Instant::now(),
-				message,
+				message: get_message(),
 			});
 		}
 	}
 
-	/// Handles incoming BFT message, passing to stream and repropagating.
-	pub fn on_bft_message(&mut self, protocol: &mut Context<B>, who: NodeIndex, message: message::LocalizedBftMessage<B>) {
-		if let Some((hash, message)) = self.handle_incoming(protocol, who, ConsensusMessage::Bft(message)) {
-			// propagate to other peers.
-			self.multicast(protocol, message, Some(hash));
-		}
-	}
-
-	/// Handles incoming chain-specific message and repropagates
-	pub fn on_chain_specific(&mut self, protocol: &mut Context<B>, who: NodeIndex, message: Vec<u8>, topic: B::Hash) {
-		debug!(target: "gossip", "received chain-specific gossip message");
-		if let Some((hash, message)) = self.handle_incoming(protocol, who, ConsensusMessage::ChainSpecific(message, topic)) {
-			debug!(target: "gossip", "handled incoming chain-specific message");
-			// propagate to other peers.
-			self.multicast(protocol, message, Some(hash));
-		}
-	}
-
-	/// Get a stream of messages relevant to consensus for the given topic.
-	pub fn messages_for(&mut self, topic: B::Hash) -> mpsc::UnboundedReceiver<ConsensusMessage<B>> {
-		let (sink, stream) = mpsc::unbounded();
-
-		for entry in self.messages.iter() {
-			let message_matches = match entry.message {
-				ConsensusMessage::Bft(ref msg) => msg.parent_hash == topic,
-				ConsensusMessage::ChainSpecific(_, ref h) => h == &topic,
-			};
-
-			if message_matches {
-				sink.unbounded_send(entry.message.clone()).expect("receiving end known to be open; qed");
-			}
-		}
-
-		self.live_message_sinks.insert(topic, sink);
-		stream
-	}
-
-	/// Multicast a chain-specific message to other authorities.
-	pub fn multicast_chain_specific(&mut self, protocol: &mut Context<B>, message: Vec<u8>, topic: B::Hash) {
-		trace!(target:"gossip", "sending chain-specific message");
-		self.multicast(protocol, ConsensusMessage::ChainSpecific(message, topic), None);
-	}
-
-	/// Multicast a BFT message to other authorities
-	pub fn multicast_bft_message(&mut self, protocol: &mut Context<B>, message: message::LocalizedBftMessage<B>) {
-		// Broadcast message to all authorities.
-		trace!(target:"gossip", "Broadcasting BFT message {:?}", message);
-		self.multicast(protocol, ConsensusMessage::Bft(message), None);
-	}
-
 	/// Call when a peer has been disconnected to stop tracking gossip status.
 	pub fn peer_disconnected(&mut self, _protocol: &mut Context<B>, who: NodeIndex) {
 		self.peers.remove(&who);
@@ -206,19 +158,14 @@ impl<B: BlockT> ConsensusGossip<B> where B::Header: HeaderT<Number=u64> {
 	pub fn collect_garbage<P: Fn(&B::Hash) -> bool>(&mut self, predicate: P) {
 		self.live_message_sinks.retain(|_, sink| !sink.is_closed());
 
-		let hashes = &mut self.message_hashes;
+		let hashes = &mut self.known_messages;
 		let before = self.messages.len();
 		let now = Instant::now();
 		self.messages.retain(|entry| {
-			let topic = match entry.message {
-				ConsensusMessage::Bft(ref msg) => &msg.parent_hash,
-				ConsensusMessage::ChainSpecific(_, ref h) => h,
-			};
-
-			if entry.instant + MESSAGE_LIFETIME >= now && predicate(topic) {
+			if entry.instant + MESSAGE_LIFETIME >= now && predicate(&entry.topic) {
 				true
 			} else {
-				hashes.remove(&entry.hash);
+				hashes.remove(&(entry.topic, entry.message_hash));
 				false
 			}
 		});
@@ -228,35 +175,32 @@ impl<B: BlockT> ConsensusGossip<B> where B::Header: HeaderT<Number=u64> {
 		}
 	}
 
-	fn handle_incoming(&mut self, protocol: &mut Context<B>, who: NodeIndex, message: ConsensusMessage<B>) -> Option<(B::Hash, ConsensusMessage<B>)> {
-		let (hash, topic, message) = match message {
-			ConsensusMessage::Bft(msg) => {
-				let parent = msg.parent_hash;
-				let generic = GenericMessage::BftMessage(msg);
-				(
-					::protocol::hash_message(&generic),
-					parent,
-					match generic {
-						GenericMessage::BftMessage(msg) => ConsensusMessage::Bft(msg),
-						_ => panic!("`generic` is known to be the `BftMessage` variant; qed"),
-					}
-				)
-			}
-			ConsensusMessage::ChainSpecific(msg, topic) => {
-				let generic = GenericMessage::ChainSpecific(msg);
-				(
-					::protocol::hash_message::<B>(&generic),
-					topic,
-					match generic {
-						GenericMessage::ChainSpecific(msg) => ConsensusMessage::ChainSpecific(msg, topic),
-						_ => panic!("`generic` is known to be the `ChainSpecific` variant; qed"),
-					}
-				)
-			}
-		};
+	/// Get all incoming messages for a topic.
+	pub fn messages_for(&mut self, topic: B::Hash) -> mpsc::UnboundedReceiver<ConsensusMessage> {
+		let (tx, rx) = mpsc::unbounded();
+		for entry in self.messages.iter().filter(|e| e.topic == topic) {
+			tx.unbounded_send(entry.message.clone()).expect("receiver known to be live; qed");
+		}
+		self.live_message_sinks.insert(topic, tx);
 
-		if self.message_hashes.contains(&hash) {
-			trace!(target:"gossip", "Ignored already known message from {}", who);
+		rx
+	}
+
+	/// Handle an incoming ConsensusMessage for topic by who via protocol. Discard message if topic
+	/// already known, the message is old, its source peers isn't a registered peer or the connection
+	/// to them is broken. Return `Some(topic, message)` if it was added to the internal queue, `None`
+	/// in all other cases.
+	pub fn on_incoming(
+		&mut self,
+		protocol: &mut Context<B>,
+		who: NodeIndex,
+		topic: B::Hash,
+		message: ConsensusMessage,
+	) -> Option<(B::Hash, ConsensusMessage)> {
+		let message_hash = HashFor::<B>::hash(&message[..]);
+
+		if self.known_messages.contains(&(topic, message_hash)) {
+			trace!(target:"gossip", "Ignored already known message from {} in {}", who, topic);
 			return None;
 		}
 
@@ -274,11 +218,12 @@ impl<B: BlockT> ConsensusGossip<B> where B::Header: HeaderT<Number=u64> {
 			(Ok(_), Ok(None)) => {},
 		}
 
+
 		if let Some(ref mut peer) = self.peers.get_mut(&who) {
 			use std::collections::hash_map::Entry;
-			peer.known_messages.insert(hash);
+			peer.known_messages.insert((topic, message_hash));
 			if let Entry::Occupied(mut entry) = self.live_message_sinks.entry(topic) {
-				debug!(target: "gossip", "Pushing relevant consensus message to sink.");
+				debug!(target: "gossip", "Pushing consensus message to sink for {}.", topic);
 				if let Err(e) = entry.get().unbounded_send(message.clone()) {
 					trace!(target:"gossip", "Error broadcasting message notification: {:?}", e);
 				}
@@ -292,18 +237,21 @@ impl<B: BlockT> ConsensusGossip<B> where B::Header: HeaderT<Number=u64> {
 			return None;
 		}
 
-		Some((hash, message))
+		self.multicast_inner(protocol, message_hash, topic, || message.clone());
+		Some((topic, message))
 	}
 
-	fn multicast(&mut self, protocol: &mut Context<B>, message: ConsensusMessage<B>, hash: Option<B::Hash>) {
-		let generic = match message {
-			ConsensusMessage::Bft(ref message) => GenericMessage::BftMessage(message.clone()),
-			ConsensusMessage::ChainSpecific(ref message, _) => GenericMessage::ChainSpecific(message.clone()),
-		};
+	/// Multicast a message to all peers.
+	pub fn multicast(&mut self, protocol: &mut Context<B>, topic: B::Hash, message: ConsensusMessage) {
+		let message_hash = HashFor::<B>::hash(&message);
+		self.multicast_inner(protocol, message_hash, topic, || message.clone());
+	}
 
-		let hash = hash.unwrap_or_else(|| ::protocol::hash_message(&generic));
-		self.register_message(hash, message);
-		self.propagate(protocol, generic, hash);
+	fn multicast_inner<F>(&mut self, protocol: &mut Context<B>, message_hash: B::Hash, topic: B::Hash, get_message: F)
+		where F: Fn() -> ConsensusMessage
+	{
+		self.register_message(message_hash, topic, &get_message);
+		self.propagate(protocol, message_hash, topic, get_message);
 	}
 
 	/// Note new consensus session.
@@ -329,12 +277,16 @@ impl<Block: BlockT> Specialization<Block> for ConsensusGossip<Block> where
 		self.peer_disconnected(ctx, who);
 	}
 
-	fn on_message(&mut self, ctx: &mut Context<Block>, who: NodeIndex, message: &mut Option<message::Message<Block>>) {
+	fn on_message(
+		&mut self,
+		ctx: &mut Context<Block>,
+		who: NodeIndex,
+		message: &mut Option<::message::Message<Block>>
+	) {
 		match message.take() {
-			Some(generic_message::Message::BftMessage(msg)) => {
-				trace!(target: "gossip", "BFT message from {}: {:?}", who, msg);
-				// TODO: check signature here? what if relevant block is unknown?
-				self.on_bft_message(ctx, who, msg)
+			Some(generic_message::Message::Consensus(topic, msg)) => {
+				trace!(target: "gossip", "Consensus message from {}: {:?}", who, msg);
+				self.on_incoming(ctx, who, topic, msg);
 			}
 			r => *message = r,
 		}
@@ -358,10 +310,8 @@ impl<Block: BlockT> Specialization<Block> for ConsensusGossip<Block> where
 
 #[cfg(test)]
 mod tests {
-	use runtime_primitives::bft::Justification;
-	use runtime_primitives::testing::{H256, Header, Block as RawBlock};
+	use runtime_primitives::testing::{H256, Block as RawBlock};
 	use std::time::Instant;
-	use message::{self, generic};
 	use super::*;
 
 	type Block = RawBlock<u64>;
@@ -374,90 +324,77 @@ mod tests {
 		let now = Instant::now();
 		let m1_hash = H256::random();
 		let m2_hash = H256::random();
-		let m1 = ConsensusMessage::Bft(message::LocalizedBftMessage {
-			parent_hash: prev_hash,
-			message: message::generic::BftMessage::Auxiliary(Justification {
-				round_number: 0,
-				hash: Default::default(),
-				signatures: Default::default(),
-			}),
-		});
-		let m2 = ConsensusMessage::ChainSpecific(vec![1, 2, 3], best_hash);
+		let m1 = vec![1, 2, 3];
+		let m2 = vec![4, 5, 6];
 
 		macro_rules! push_msg {
-			($hash:expr, $now: expr, $m:expr) => {
+			($topic:expr, $hash: expr, $now: expr, $m:expr) => {
 				consensus.messages.push(MessageEntry {
-					hash: $hash,
+					topic: $topic,
+					message_hash: $hash,
 					instant: $now,
 					message: $m,
 				})
 			}
 		}
 
-		push_msg!(m1_hash, now, m1);
-		push_msg!(m2_hash, now, m2.clone());
-		consensus.message_hashes.insert(m1_hash);
-		consensus.message_hashes.insert(m2_hash);
+		push_msg!(prev_hash, m1_hash, now, m1);
+		push_msg!(best_hash, m2_hash, now, m2.clone());
+		consensus.known_messages.insert((prev_hash, m1_hash));
+		consensus.known_messages.insert((best_hash, m2_hash));
 
 		// nothing to collect
-		consensus.collect_garbage(|_topic| true);
+		consensus.collect_garbage(|_t| true);
 		assert_eq!(consensus.messages.len(), 2);
-		assert_eq!(consensus.message_hashes.len(), 2);
-
-		// random header, nothing should be cleared
-		let mut header = Header {
-			parent_hash: H256::default(),
-			number: 0,
-			state_root: H256::default(),
-			extrinsics_root: H256::default(),
-			digest: Default::default(),
-		};
+		assert_eq!(consensus.known_messages.len(), 2);
 
+		// nothing to collect with default.
 		consensus.collect_garbage(|&topic| topic != Default::default());
 		assert_eq!(consensus.messages.len(), 2);
-		assert_eq!(consensus.message_hashes.len(), 2);
+		assert_eq!(consensus.known_messages.len(), 2);
 
-		// header that matches one of the messages
-		header.parent_hash = prev_hash;
+		// topic that was used in one message.
 		consensus.collect_garbage(|topic| topic != &prev_hash);
 		assert_eq!(consensus.messages.len(), 1);
-		assert_eq!(consensus.message_hashes.len(), 1);
-		assert!(consensus.message_hashes.contains(&m2_hash));
+		assert_eq!(consensus.known_messages.len(), 1);
+		assert!(consensus.known_messages.contains(&(best_hash, m2_hash)));
 
 		// make timestamp expired
 		consensus.messages.clear();
-		push_msg!(m2_hash, now - MESSAGE_LIFETIME, m2);
+		push_msg!(best_hash, m2_hash, now - MESSAGE_LIFETIME, m2);
 		consensus.collect_garbage(|_topic| true);
 		assert!(consensus.messages.is_empty());
-		assert!(consensus.message_hashes.is_empty());
+		assert!(consensus.known_messages.is_empty());
 	}
 
 	#[test]
 	fn message_stream_include_those_sent_before_asking_for_stream() {
 		use futures::Stream;
 
-		let mut consensus = ConsensusGossip::new();
+		let mut consensus = ConsensusGossip::<Block>::new();
 
-		let bft_message = generic::BftMessage::Consensus(generic::SignedConsensusMessage::Vote(generic::SignedConsensusVote {
-			vote: generic::ConsensusVote::AdvanceRound(0),
-			sender: [0; 32].into(),
-			signature: Default::default(),
-		}));
+		let message = vec![1, 2, 3];
 
-		let parent_hash = [1; 32].into();
+		let message_hash = HashFor::<Block>::hash(&message);
+		let topic = HashFor::<Block>::hash(&[1,2,3]);
 
-		let localized = ::message::LocalizedBftMessage::<Block> {
-			message: bft_message,
-			parent_hash: parent_hash,
-		};
-
-		let message = generic::Message::BftMessage(localized.clone());
-		let message_hash = ::protocol::hash_message::<Block>(&message);
-
-		let message = ConsensusMessage::Bft(localized);
-		consensus.register_message(message_hash, message.clone());
-		let stream = consensus.messages_for(parent_hash);
+		consensus.register_message(message_hash, topic, || message.clone());
+		let stream = consensus.messages_for(topic);
 
 		assert_eq!(stream.wait().next(), Some(Ok(message)));
 	}
+
+	#[test]
+	fn can_keep_multiple_messages_per_topic() {
+		let mut consensus = ConsensusGossip::<Block>::new();
+
+		let topic = [1; 32].into();
+		let msg_a = vec![1, 2, 3];
+		let msg_b = vec![4, 5, 6];
+
+		consensus.register_message(HashFor::<Block>::hash(&msg_a), topic, || msg_a.clone());
+		consensus.register_message(HashFor::<Block>::hash(&msg_b), topic, || msg_b.clone());
+
+		assert_eq!(consensus.messages.len(), 2);
+	}
 }
diff --git a/substrate/core/network/src/import_queue.rs b/substrate/core/network/src/import_queue.rs
index 2271795338..26ad83e852 100644
--- a/substrate/core/network/src/import_queue.rs
+++ b/substrate/core/network/src/import_queue.rs
@@ -14,27 +14,69 @@
 // You should have received a copy of the GNU General Public License
 // along with Substrate.  If not, see <http://www.gnu.org/licenses/>.
 
-//! Blocks import queue.
+//! Import Queue primitive: something which can verify and import blocks.
+//!
+//! This serves as an intermediate and abstracted step between synchronization
+//! and import. Each mode of consensus will have its own requirements for block verification.
+//! Some algorithms can verify in parallel, while others only sequentially.
+//!
+//! The `ImportQueue` trait allows such verification strategies to be instantiated.
+//! The `BasicQueue` and `BasicVerifier` traits allow serial queues to be
+//! instantiated simply.
 
 use std::collections::{HashSet, VecDeque};
 use std::sync::{Arc, Weak};
 use std::sync::atomic::{AtomicBool, Ordering};
 use parking_lot::{Condvar, Mutex, RwLock};
 
-use client::{BlockOrigin, ImportResult};
+pub use client::{BlockOrigin, ImportBlock, ImportResult};
 use network_libp2p::{NodeIndex, Severity};
+use primitives::AuthorityId;
 
 use runtime_primitives::traits::{Block as BlockT, Header as HeaderT, NumberFor, Zero};
 
-use blocks::BlockData;
+pub use blocks::BlockData;
 use chain::Client;
 use error::{ErrorKind, Error};
 use protocol::Context;
 use service::ExecuteInContext;
 use sync::ChainSync;
 
+#[cfg(any(test, feature = "test-helpers"))]
+use std::cell::RefCell;
+
+/// Verify a justification of a block
+pub trait Verifier<B: BlockT>: Send + Sync + Sized {
+	/// Verify the given data and return the ImportBlock and an optional
+	/// new set of validators to import. If not, err with an Error-Message
+	/// presented to the User in the logs.
+	fn verify(
+		&self,
+		origin: BlockOrigin,
+		header: B::Header,
+		justification: Vec<u8>,
+		body: Option<Vec<B::Extrinsic>>
+	) -> Result<(ImportBlock<B>, Option<Vec<AuthorityId>>), String>;
+}
+
 /// Blocks import queue API.
 pub trait ImportQueue<B: BlockT>: Send + Sync {
+	/// Start background work for the queue as necessary.
+	///
+	/// This is called automatically by the network service when synchronization
+	/// begins.
+
+	fn start<E>(
+		&self,
+		_sync: Weak<RwLock<ChainSync<B>>>,
+		_service: Weak<E>,
+		_chain: Weak<Client<B>>
+	) -> Result<(), Error> where
+		Self: Sized,
+		E: 'static + ExecuteInContext<B>,
+	{
+		Ok(())
+	}
 	/// Clear the queue when sync is restarting.
 	fn clear(&self);
 	/// Clears the import queue and stops importing.
@@ -44,7 +86,7 @@ pub trait ImportQueue<B: BlockT>: Send + Sync {
 	/// Is block with given hash currently in the queue.
 	fn is_importing(&self, hash: &B::Hash) -> bool;
 	/// Import bunch of blocks.
-	fn import_blocks(&self, sync: &mut ChainSync<B>, protocol: &mut Context<B>, blocks: (BlockOrigin, Vec<BlockData<B>>));
+	fn import_blocks(&self, origin: BlockOrigin, blocks: Vec<BlockData<B>>);
 }
 
 /// Import queue status. It isn't completely accurate.
@@ -55,11 +97,12 @@ pub struct ImportQueueStatus<B: BlockT> {
 	pub best_importing_number: <<B as BlockT>::Header as HeaderT>::Number,
 }
 
-/// Blocks import queue that is importing blocks in the separate thread.
-pub struct AsyncImportQueue<B: BlockT> {
+/// Basic block import queue that is importing blocks sequentially in a separate thread,
+/// with pluggable verification.
+pub struct BasicQueue<B: BlockT, V: 'static + Verifier<B>> {
 	handle: Mutex<Option<::std::thread::JoinHandle<()>>>,
 	data: Arc<AsyncImportQueueData<B>>,
-	instant_finality: bool,
+	verifier: Arc<V>,
 }
 
 /// Locks order: queue, queue_blocks, best_importing_number
@@ -71,29 +114,19 @@ struct AsyncImportQueueData<B: BlockT> {
 	is_stopping: AtomicBool,
 }
 
-impl<B: BlockT> AsyncImportQueue<B> {
-	pub fn new(instant_finality: bool) -> Self {
+impl<B: BlockT, V: Verifier<B>> BasicQueue<B, V> {
+	/// Instantiate a new basic queue, with given verifier.
+	pub fn new(verifier: Arc<V>) -> Self {
 		Self {
 			handle: Mutex::new(None),
 			data: Arc::new(AsyncImportQueueData::new()),
-			instant_finality,
+			verifier,
 		}
 	}
-
-	pub fn start<E: 'static + ExecuteInContext<B>>(&self, sync: Weak<RwLock<ChainSync<B>>>, service: Weak<E>, chain: Weak<Client<B>>) -> Result<(), Error> {
-		debug_assert!(self.handle.lock().is_none());
-
-		let qdata = self.data.clone();
-		let instant_finality = self.instant_finality;
-		*self.handle.lock() = Some(::std::thread::Builder::new().name("ImportQueue".into()).spawn(move || {
-			import_thread(sync, service, chain, qdata, instant_finality)
-		}).map_err(|err| Error::from(ErrorKind::Io(err)))?);
-		Ok(())
-	}
 }
 
 impl<B: BlockT> AsyncImportQueueData<B> {
-	pub fn new() -> Self {
+	fn new() -> Self {
 		Self {
 			signal: Default::default(),
 			queue: Mutex::new(VecDeque::new()),
@@ -104,7 +137,23 @@ impl<B: BlockT> AsyncImportQueueData<B> {
 	}
 }
 
-impl<B: BlockT> ImportQueue<B> for AsyncImportQueue<B> {
+impl<B: BlockT, V: 'static + Verifier<B>> ImportQueue<B> for BasicQueue<B, V> {
+	fn start<E: 'static + ExecuteInContext<B>>(
+		&self,
+		sync: Weak<RwLock<ChainSync<B>>>,
+		service: Weak<E>,
+		chain: Weak<Client<B>>
+	) -> Result<(), Error> {
+		debug_assert!(self.handle.lock().is_none());
+
+		let qdata = self.data.clone();
+		let verifier = self.verifier.clone();
+		*self.handle.lock() = Some(::std::thread::Builder::new().name("ImportQueue".into()).spawn(move || {
+			import_thread(sync, service, chain, qdata, verifier)
+		}).map_err(|err| Error::from(ErrorKind::Io(err)))?);
+		Ok(())
+	}
+
 	fn clear(&self) {
 		let mut queue = self.data.queue.lock();
 		let mut queue_blocks = self.data.queue_blocks.write();
@@ -135,39 +184,39 @@ impl<B: BlockT> ImportQueue<B> for AsyncImportQueue<B> {
 		self.data.queue_blocks.read().contains(hash)
 	}
 
-	fn import_blocks(&self, _sync: &mut ChainSync<B>, _protocol: &mut Context<B>, blocks: (BlockOrigin, Vec<BlockData<B>>)) {
-		if blocks.1.is_empty() {
+	fn import_blocks(&self, origin: BlockOrigin, blocks: Vec<BlockData<B>>) {
+		if blocks.is_empty() {
 			return;
 		}
 
-		trace!(target:"sync", "Scheduling {} blocks for import", blocks.1.len());
+		trace!(target:"sync", "Scheduling {} blocks for import", blocks.len());
 
 		let mut queue = self.data.queue.lock();
 		let mut queue_blocks = self.data.queue_blocks.write();
 		let mut best_importing_number = self.data.best_importing_number.write();
-		let new_best_importing_number = blocks.1.last().and_then(|b| b.block.header.as_ref().map(|h| h.number().clone())).unwrap_or_else(|| Zero::zero());
-		queue_blocks.extend(blocks.1.iter().map(|b| b.block.hash.clone()));
+		let new_best_importing_number = blocks.last().and_then(|b| b.block.header.as_ref().map(|h| h.number().clone())).unwrap_or_else(|| Zero::zero());
+		queue_blocks.extend(blocks.iter().map(|b| b.block.hash.clone()));
 		if new_best_importing_number > *best_importing_number {
 			*best_importing_number = new_best_importing_number;
 		}
-		queue.push_back(blocks);
+		queue.push_back((origin, blocks));
 		self.data.signal.notify_one();
 	}
 }
 
-impl<B: BlockT> Drop for AsyncImportQueue<B> {
+impl<B: BlockT, V: 'static + Verifier<B>> Drop for BasicQueue<B, V> {
 	fn drop(&mut self) {
 		self.stop();
 	}
 }
 
 /// Blocks import thread.
-fn import_thread<B: BlockT, E: ExecuteInContext<B>>(
+fn import_thread<B: BlockT, E: ExecuteInContext<B>, V: Verifier<B>>(
 	sync: Weak<RwLock<ChainSync<B>>>,
 	service: Weak<E>,
 	chain: Weak<Client<B>>,
 	qdata: Arc<AsyncImportQueueData<B>>,
-	instant_finality: bool,
+	verifier: Arc<V>
 ) {
 	trace!(target: "sync", "Starting import thread");
 	loop {
@@ -191,10 +240,10 @@ fn import_thread<B: BlockT, E: ExecuteInContext<B>>(
 			(Some(sync), Some(service), Some(chain)) => {
 				let blocks_hashes: Vec<B::Hash> = new_blocks.1.iter().map(|b| b.block.hash.clone()).collect();
 				if !import_many_blocks(
-					&mut SyncLink::Indirect(&sync, &*chain, &*service),
+					&mut SyncLink{chain: &sync, client: &*chain, context: &*service},
 					Some(&*qdata),
 					new_blocks,
-					instant_finality,
+					verifier.clone(),
 				) {
 					break;
 				}
@@ -210,7 +259,6 @@ fn import_thread<B: BlockT, E: ExecuteInContext<B>>(
 
 	trace!(target: "sync", "Stopping import thread");
 }
-
 /// ChainSync link trait.
 trait SyncLinkApi<B: BlockT> {
 	/// Get chain reference.
@@ -227,200 +275,30 @@ trait SyncLinkApi<B: BlockT> {
 	fn restart(&mut self);
 }
 
+
 /// Link with the ChainSync service.
-enum SyncLink<'a, B: 'a + BlockT, E: 'a + ExecuteInContext<B>> {
-	/// Indirect link (through service).
-	Indirect(&'a RwLock<ChainSync<B>>, &'a Client<B>, &'a E),
-	/// Direct references are given.
-	#[cfg(any(test, feature = "test-helpers"))]
-	Direct(&'a mut ChainSync<B>, &'a mut Context<B>),
-}
-
-/// Block import successful result.
-#[derive(Debug, PartialEq)]
-enum BlockImportResult<H: ::std::fmt::Debug + PartialEq, N: ::std::fmt::Debug + PartialEq> {
-	/// Imported known block.
-	ImportedKnown(H, N),
-	/// Imported unknown block.
-	ImportedUnknown(H, N),
-}
-
-/// Block import error.
-#[derive(Debug, PartialEq)]
-enum BlockImportError {
-	/// Disconnect from peer and continue import of next bunch of blocks.
-	Disconnect(NodeIndex),
-	/// Disconnect from peer and restart sync.
-	DisconnectAndRestart(NodeIndex),
-	/// Restart sync.
-	Restart,
-}
-
-/// Import a bunch of blocks.
-fn import_many_blocks<'a, B: BlockT>(
-	link: &mut SyncLinkApi<B>,
-	qdata: Option<&AsyncImportQueueData<B>>,
-	blocks: (BlockOrigin, Vec<BlockData<B>>),
-	instant_finality: bool,
-) -> bool
-{
-	let (blocks_origin, blocks) = blocks;
-	let count = blocks.len();
-	let mut imported = 0;
-
-	let blocks_range = match (
-			blocks.first().and_then(|b| b.block.header.as_ref().map(|h| h.number())),
-			blocks.last().and_then(|b| b.block.header.as_ref().map(|h| h.number())),
-		) {
-			(Some(first), Some(last)) if first != last => format!(" ({}..{})", first, last),
-			(Some(first), Some(_)) => format!(" ({})", first),
-			_ => Default::default(),
-		};
-	trace!(target:"sync", "Starting import of {} blocks{}", count, blocks_range);
-
-	// Blocks in the response/drain should be in ascending order.
-	for block in blocks {
-		let import_result = import_single_block(
-			link.chain(),
-			blocks_origin.clone(),
-			block,
-			instant_finality,
-		);
-		let is_import_failed = import_result.is_err();
-		imported += process_import_result(link, import_result);
-		if is_import_failed {
-			qdata.map(|qdata| *qdata.best_importing_number.write() = Zero::zero());
-			return true;
-		}
-
-		if qdata.map(|qdata| qdata.is_stopping.load(Ordering::SeqCst)).unwrap_or_default() {
-			return false;
-		}
-	}
-
-	trace!(target: "sync", "Imported {} of {}", imported, count);
-	link.maintain_sync();
-	true
-}
-
-/// Single block import function.
-fn import_single_block<B: BlockT>(
-	chain: &Client<B>,
-	block_origin: BlockOrigin,
-	block: BlockData<B>,
-	instant_finality: bool,
-) -> Result<BlockImportResult<B::Hash, <<B as BlockT>::Header as HeaderT>::Number>, BlockImportError>
-{
-	let origin = block.origin;
-	let block = block.block;
-	match (block.header, block.justification) {
-		(Some(header), Some(justification)) => {
-			let number = header.number().clone();
-			let hash = header.hash();
-			let parent = header.parent_hash().clone();
-
-			let result = chain.import(
-				block_origin,
-				header,
-				justification,
-				block.body,
-				instant_finality,
-			);
-			match result {
-				Ok(ImportResult::AlreadyInChain) => {
-					trace!(target: "sync", "Block already in chain {}: {:?}", number, hash);
-					Ok(BlockImportResult::ImportedKnown(hash, number))
-				},
-				Ok(ImportResult::AlreadyQueued) => {
-					trace!(target: "sync", "Block already queued {}: {:?}", number, hash);
-					Ok(BlockImportResult::ImportedKnown(hash, number))
-				},
-				Ok(ImportResult::Queued) => {
-					trace!(target: "sync", "Block queued {}: {:?}", number, hash);
-					Ok(BlockImportResult::ImportedUnknown(hash, number))
-				},
-				Ok(ImportResult::UnknownParent) => {
-					debug!(target: "sync", "Block with unknown parent {}: {:?}, parent: {:?}", number, hash, parent);
-					Err(BlockImportError::Restart)
-				},
-				Ok(ImportResult::KnownBad) => {
-					debug!(target: "sync", "Peer gave us a bad block {}: {:?}", number, hash);
-					Err(BlockImportError::DisconnectAndRestart(origin)) //TODO: use persistent ID
-				}
-				Err(e) => {
-					debug!(target: "sync", "Error importing block {}: {:?}: {:?}", number, hash, e);
-					Err(BlockImportError::Restart)
-				}
-			}
-		},
-		(None, _) => {
-			debug!(target: "sync", "Header {} was not provided by {} ", block.hash, origin);
-			Err(BlockImportError::Disconnect(origin)) //TODO: use persistent ID
-		},
-		(_, None) => {
-			debug!(target: "sync", "Justification set for block {} was not provided by {} ", block.hash, origin);
-			Err(BlockImportError::Disconnect(origin)) //TODO: use persistent ID
-		}
-	}
-}
-
-/// Process single block import result.
-fn process_import_result<'a, B: BlockT>(
-	link: &mut SyncLinkApi<B>,
-	result: Result<BlockImportResult<B::Hash, <<B as BlockT>::Header as HeaderT>::Number>, BlockImportError>
-) -> usize
-{
-	match result {
-		Ok(BlockImportResult::ImportedKnown(hash, number)) => {
-			link.block_imported(&hash, number);
-			1
-		},
-		Ok(BlockImportResult::ImportedUnknown(hash, number)) => {
-			link.block_imported(&hash, number);
-			1
-		},
-		Err(BlockImportError::Disconnect(who)) => {
-			// TODO: FIXME: @arkpar BlockImport shouldn't be trying to manage the peer set.
-			// This should contain an actual reason.
-			link.useless_peer(who, "Import result was stated Disconnect");
-			0
-		},
-		Err(BlockImportError::DisconnectAndRestart(who)) => {
-			// TODO: FIXME: @arkpar BlockImport shouldn't be trying to manage the peer set.
-			// This should contain an actual reason.
-			link.note_useless_and_restart_sync(who, "Import result was stated DisconnectAndRestart");
-			0
-		},
-		Err(BlockImportError::Restart) => {
-			link.restart();
-			0
-		},
-	}
+struct SyncLink<'a, B: 'a + BlockT, E: 'a + ExecuteInContext<B>> {
+	pub chain: &'a RwLock<ChainSync<B>>,
+	pub client: &'a Client<B>,
+	pub context: &'a E,
 }
 
 impl<'a, B: 'static + BlockT, E: 'a + ExecuteInContext<B>> SyncLink<'a, B, E> {
-	/// Execute closure with locked ChainSync.
+	/// Execute closure with locked ChainSync. 
 	fn with_sync<F: Fn(&mut ChainSync<B>, &mut Context<B>)>(&mut self, closure: F) {
-		match *self {
-			#[cfg(any(test, feature = "test-helpers"))]
-			SyncLink::Direct(ref mut sync, ref mut protocol) =>
-				closure(*sync, *protocol),
-			SyncLink::Indirect(ref sync, _, ref service) =>
-				service.execute_in_context(move |protocol| {
-					let mut sync = sync.write();
-					closure(&mut *sync, protocol)
-				}),
-		}
+		let service = self.context;
+		let sync = self.chain;
+		service.execute_in_context(move |protocol| {
+			let mut sync = sync.write();
+			closure(&mut *sync, protocol)
+		});
 	}
 }
 
-impl<'a, B: 'static + BlockT, E: ExecuteInContext<B>> SyncLinkApi<B> for SyncLink<'a, B, E> {
+impl<'a, B: 'static + BlockT, E: 'a + ExecuteInContext<B>> SyncLinkApi<B> for SyncLink<'a, B, E> {
+
 	fn chain(&self) -> &Client<B> {
-		match *self {
-			#[cfg(any(test, feature = "test-helpers"))]
-			SyncLink::Direct(_, ref protocol) => protocol.client(),
-			SyncLink::Indirect(_, ref chain, _) => *chain,
-		}
+		self.client
 	}
 
 	fn block_imported(&mut self, hash: &B::Hash, number: NumberFor<B>) {
@@ -447,14 +325,288 @@ impl<'a, B: 'static + BlockT, E: ExecuteInContext<B>> SyncLinkApi<B> for SyncLin
 	}
 }
 
+/// Block import successful result.
+#[derive(Debug, PartialEq)]
+enum BlockImportResult<H: ::std::fmt::Debug + PartialEq, N: ::std::fmt::Debug + PartialEq> {
+	/// Imported known block.
+	ImportedKnown(H, N),
+	/// Imported unknown block.
+	ImportedUnknown(H, N),
+}
 
+/// Block import error.
+#[derive(Debug, PartialEq)]
+enum BlockImportError {
+	/// Block missed header, can't be imported
+	IncompleteHeader(Option<NodeIndex>),
+	/// Block missed justification, can't be imported
+	IncompleteJustification(Option<NodeIndex>),
+	/// Block verification failed, can't be imported
+	VerificationFailed(Option<NodeIndex>, String),
+	/// Block is known to be Bad
+	BadBlock(Option<NodeIndex>),
+	/// Block has an unknown parent
+	UnknownParent,
+	/// Other Error.
+	Error,
+}
+
+/// Import a bunch of blocks.
+fn import_many_blocks<'a, B: BlockT, V: Verifier<B>>(
+	link: &mut SyncLinkApi<B>,
+	qdata: Option<&AsyncImportQueueData<B>>,
+	blocks: (BlockOrigin, Vec<BlockData<B>>),
+	verifier: Arc<V>
+) -> bool
+{
+	let (blocks_origin, blocks) = blocks;
+	let count = blocks.len();
+	let mut imported = 0;
+
+	let blocks_range = match (
+			blocks.first().and_then(|b| b.block.header.as_ref().map(|h| h.number())),
+			blocks.last().and_then(|b| b.block.header.as_ref().map(|h| h.number())),
+		) {
+			(Some(first), Some(last)) if first != last => format!(" ({}..{})", first, last),
+			(Some(first), Some(_)) => format!(" ({})", first),
+			_ => Default::default(),
+		};
+	trace!(target:"sync", "Starting import of {} blocks {}", count, blocks_range);
+
+	// Blocks in the response/drain should be in ascending order.
+	for block in blocks {
+		let import_result = import_single_block(
+			link.chain(),
+			blocks_origin.clone(),
+			block,
+			verifier.clone(),
+		);
+		let is_import_failed = import_result.is_err();
+		imported += process_import_result(link, import_result);
+		if is_import_failed {
+			qdata.map(|qdata| *qdata.best_importing_number.write() = Zero::zero());
+			return true;
+		}
+
+		if qdata.map(|qdata| qdata.is_stopping.load(Ordering::SeqCst)).unwrap_or_default() {
+			return false;
+		}
+	}
+
+	trace!(target: "sync", "Imported {} of {}", imported, count);
+	link.maintain_sync();
+	true
+}
+
+/// Single block import function.
+fn import_single_block<B: BlockT, V: Verifier<B>>(
+	chain: &Client<B>,
+	block_origin: BlockOrigin,
+	block: BlockData<B>,
+	verifier: Arc<V>
+) -> Result<BlockImportResult<B::Hash, <<B as BlockT>::Header as HeaderT>::Number>, BlockImportError>
+{
+	let peer = block.origin;
+	let block = block.block;
+
+	let (header, justification) = match (block.header, block.justification) {
+		(Some(header), Some(justification)) => (header, justification),
+		(None, _) => {
+			if let Some(peer) = peer {
+				debug!(target: "sync", "Header {} was not provided by {} ", block.hash, peer);
+			} else {
+				debug!(target: "sync", "Header {} was not provided ", block.hash);
+			}
+			return Err(BlockImportError::IncompleteHeader(peer)) //TODO: use persistent ID
+		},
+		(_, None) => {
+			if let Some(peer) = peer {
+				debug!(target: "sync", "Justification set for block {} was not provided by {} ", block.hash, peer);
+			} else {
+				debug!(target: "sync", "Justification set for block {} was not provided", block.hash);
+			}
+			return Err(BlockImportError::IncompleteJustification(peer)) //TODO: use persistent ID
+		}
+	};
+
+	let number = header.number().clone();
+	let hash = header.hash();
+	let parent = header.parent_hash().clone();
+	let (import_block, new_authorities) = verifier.verify(block_origin, header, justification, block.body)
+		.map_err(|msg| {
+			if let Some(peer) = peer {
+				trace!(target: "sync", "Verifying {}({}) from {} failed: {}", number, hash, peer, msg);
+			} else {
+				trace!(target: "sync", "Verifying {}({}) failed: {}", number, hash, msg);
+			}
+			BlockImportError::VerificationFailed(peer, msg)
+
+		})?;
+
+	match chain.import(import_block, new_authorities) {
+		Ok(ImportResult::AlreadyInChain) => {
+			trace!(target: "sync", "Block already in chain {}: {:?}", number, hash);
+			Ok(BlockImportResult::ImportedKnown(hash, number))
+		},
+		Ok(ImportResult::AlreadyQueued) => {
+			trace!(target: "sync", "Block already queued {}: {:?}", number, hash);
+			Ok(BlockImportResult::ImportedKnown(hash, number))
+		},
+		Ok(ImportResult::Queued) => {
+			trace!(target: "sync", "Block queued {}: {:?}", number, hash);
+			Ok(BlockImportResult::ImportedUnknown(hash, number))
+		},
+		Ok(ImportResult::UnknownParent) => {
+			debug!(target: "sync", "Block with unknown parent {}: {:?}, parent: {:?}", number, hash, parent);
+			Err(BlockImportError::UnknownParent)
+		},
+		Ok(ImportResult::KnownBad) => {
+			debug!(target: "sync", "Peer gave us a bad block {}: {:?}", number, hash);
+			Err(BlockImportError::BadBlock(peer)) //TODO: use persistent ID
+		}
+		Err(e) => {
+			debug!(target: "sync", "Error importing block {}: {:?}: {:?}", number, hash, e);
+			Err(BlockImportError::Error)
+		}
+	}
+}
+
+/// Process single block import result.
+fn process_import_result<'a, B: BlockT>(
+	link: &mut SyncLinkApi<B>,
+	result: Result<BlockImportResult<B::Hash, <<B as BlockT>::Header as HeaderT>::Number>, BlockImportError>
+) -> usize
+{
+	match result {
+		Ok(BlockImportResult::ImportedKnown(hash, number)) => {
+			link.block_imported(&hash, number);
+			1
+		},
+		Ok(BlockImportResult::ImportedUnknown(hash, number)) => {
+			link.block_imported(&hash, number);
+			1
+		},
+		Err(BlockImportError::IncompleteJustification(who)) => {
+			if let Some(peer) = who {
+				link.useless_peer(peer, "Sent block with incomplete justification to import");
+			}
+			0
+		},
+		Err(BlockImportError::IncompleteHeader(who)) => {
+			if let Some(peer) = who {
+				link.useless_peer(peer, "Sent block with incomplete header to import");
+			}
+			0
+		},
+		Err(BlockImportError::VerificationFailed(who, e)) => {
+			if let Some(peer) = who {
+				link.useless_peer(peer, &format!("Verification failed: {}", e));
+			}
+			0
+		},
+		Err(BlockImportError::BadBlock(who)) => {
+			if let Some(peer) = who {
+				link.note_useless_and_restart_sync(peer, "Sent us a bad block");
+			}
+			0
+		},
+		Err(BlockImportError::UnknownParent) | Err(BlockImportError::Error) => {
+			link.restart();
+			0
+		},
+	}
+}
+
+
+#[cfg(any(test, feature = "test-helpers"))]
+struct ImportCB<B: BlockT>(RefCell<Option<Box<dyn Fn(BlockOrigin, Vec<BlockData<B>>) -> bool>>>);
+
+#[cfg(any(test, feature = "test-helpers"))]
+impl<B: BlockT> ImportCB<B> {
+	fn new() -> Self {
+		ImportCB(RefCell::new(None))
+	}
+	fn set<F>(&self, cb: Box<F>)
+		where F: 'static + Fn(BlockOrigin, Vec<BlockData<B>>) -> bool
+	{
+		*self.0.borrow_mut() = Some(cb);
+	}
+	fn call(&self, origin: BlockOrigin, data: Vec<BlockData<B>>) -> bool {
+		let b = self.0.borrow();
+		b.as_ref().expect("The Callback has been set before. qed.")(origin, data)
+	}
+}
+
+#[cfg(any(test, feature = "test-helpers"))]
+unsafe impl<B: BlockT> Send for ImportCB<B> {}
+#[cfg(any(test, feature = "test-helpers"))]
+unsafe impl<B: BlockT> Sync for ImportCB<B> {}
+
+
+#[cfg(any(test, feature = "test-helpers"))]
+/// A Verifier that accepts all blocks and passes them on with the configured
+/// finality to be imported. 
+pub struct PassThroughVerifier(pub bool);
+
+#[cfg(any(test, feature = "test-helpers"))]
+/// This Verifiyer accepts all data as valid
+impl<B: BlockT> Verifier<B> for PassThroughVerifier {
+	fn verify(
+		&self,
+		origin: BlockOrigin,
+		header: B::Header,
+		justification: Vec<u8>,
+		body: Option<Vec<B::Extrinsic>>
+	) -> Result<(ImportBlock<B>, Option<Vec<AuthorityId>>), String> {
+		Ok((ImportBlock {
+			origin,
+			header,
+			body,
+			finalized: self.0,
+			external_justification: justification,
+			internal_justification: vec![],
+			auxiliary: Vec::new(),
+		}, None))
+	}
+}
+
+#[cfg(any(test, feature = "test-helpers"))]
 /// Blocks import queue that is importing blocks in the same thread.
 /// The boolean value indicates whether blocks should be imported without instant finality.
+pub struct SyncImportQueue<B: BlockT, V: Verifier<B>>(Arc<V>, ImportCB<B>);
 #[cfg(any(test, feature = "test-helpers"))]
-pub struct SyncImportQueue(pub bool);
+impl<B: BlockT, V: Verifier<B>> SyncImportQueue<B, V> {
+	/// Create a new SyncImportQueue wrapping the given Verifier
+	pub fn new(verifier: Arc<V>) -> Self {
+		SyncImportQueue(verifier, ImportCB::new())
+	}
+}
 
 #[cfg(any(test, feature = "test-helpers"))]
-impl<B: 'static + BlockT> ImportQueue<B> for SyncImportQueue {
+impl<B: 'static + BlockT, V: 'static + Verifier<B>> ImportQueue<B> for SyncImportQueue<B, V>
+{
+	fn start<E: 'static + ExecuteInContext<B>>(
+		&self,
+		sync: Weak<RwLock<ChainSync<B>>>,
+		service: Weak<E>,
+		chain: Weak<Client<B>>
+	) -> Result<(), Error> {
+		let v = self.0.clone();
+		self.1.set(Box::new(move | origin, new_blocks | {
+			let verifier = v.clone();
+			match (sync.upgrade(), service.upgrade(), chain.upgrade()) {
+				(Some(sync), Some(service), Some(chain)) =>
+					import_many_blocks(
+						&mut SyncLink{chain: &sync, client: &*chain, context: &*service},
+						None,
+						(origin, new_blocks),
+						verifier,
+					),
+				_ => false
+			}
+		}));
+		Ok(())
+	}
 	fn clear(&self) { }
 
 	fn stop(&self) { }
@@ -470,14 +622,8 @@ impl<B: 'static + BlockT> ImportQueue<B> for SyncImportQueue {
 		false
 	}
 
-	fn import_blocks(&self, sync: &mut ChainSync<B>, protocol: &mut Context<B>, blocks: (BlockOrigin, Vec<BlockData<B>>)) {
-		struct DummyExecuteInContext;
-
-		impl<B: 'static + BlockT> ExecuteInContext<B> for DummyExecuteInContext {
-			fn execute_in_context<F: Fn(&mut Context<B>)>(&self, _closure: F) { }
-		}
-
-		import_many_blocks(&mut SyncLink::Direct::<_, DummyExecuteInContext>(sync, protocol), None, blocks, self.0);
+	fn import_blocks(&self, origin: BlockOrigin, blocks: Vec<BlockData<B>>) {
+		self.1.call(origin, blocks);
 	}
 }
 
@@ -540,14 +686,14 @@ pub mod tests {
 			justification: client.justification(&BlockId::Number(1)).unwrap(),
 		};
 
-		(client, hash, number, BlockData { block, origin: 0 })
+		(client, hash, number, BlockData { block, origin: Some(0) })
 	}
 
 	#[test]
 	fn import_single_good_block_works() {
 		let (_, hash, number, block) = prepare_good_block();
 		assert_eq!(
-			import_single_block(&test_client::new(), BlockOrigin::File, block, true),
+			import_single_block(&test_client::new(), BlockOrigin::File, block, Arc::new(PassThroughVerifier(true))),
 			Ok(BlockImportResult::ImportedUnknown(hash, number))
 		);
 	}
@@ -556,7 +702,7 @@ pub mod tests {
 	fn import_single_good_known_block_is_ignored() {
 		let (client, hash, number, block) = prepare_good_block();
 		assert_eq!(
-			import_single_block(&client, BlockOrigin::File, block, true),
+			import_single_block(&client, BlockOrigin::File, block, Arc::new(PassThroughVerifier(true))),
 			Ok(BlockImportResult::ImportedKnown(hash, number))
 		);
 	}
@@ -566,8 +712,8 @@ pub mod tests {
 		let (_, _, _, mut block) = prepare_good_block();
 		block.block.header = None;
 		assert_eq!(
-			import_single_block(&test_client::new(), BlockOrigin::File, block, true),
-			Err(BlockImportError::Disconnect(0))
+			import_single_block(&test_client::new(), BlockOrigin::File, block, Arc::new(PassThroughVerifier(true))),
+			Err(BlockImportError::IncompleteHeader(Some(0)))
 		);
 	}
 
@@ -576,8 +722,8 @@ pub mod tests {
 		let (_, _, _, mut block) = prepare_good_block();
 		block.block.justification = None;
 		assert_eq!(
-			import_single_block(&test_client::new(), BlockOrigin::File, block, true),
-			Err(BlockImportError::Disconnect(0))
+			import_single_block(&test_client::new(), BlockOrigin::File, block, Arc::new(PassThroughVerifier(true))),
+			Err(BlockImportError::IncompleteJustification(Some(0)))
 		);
 	}
 
@@ -598,18 +744,22 @@ pub mod tests {
 		assert_eq!(link.imported, 1);
 
 		let mut link = TestLink::new();
-		assert_eq!(process_import_result::<Block>(&mut link, Err(BlockImportError::Disconnect(0))), 0);
+		assert_eq!(process_import_result::<Block>(&mut link, Err(BlockImportError::IncompleteHeader(Some(0)))), 0);
 		assert_eq!(link.total(), 1);
 		assert_eq!(link.disconnects, 1);
 
 		let mut link = TestLink::new();
-		assert_eq!(process_import_result::<Block>(&mut link, Err(BlockImportError::DisconnectAndRestart(0))), 0);
-		assert_eq!(link.total(), 2);
+		assert_eq!(process_import_result::<Block>(&mut link, Err(BlockImportError::IncompleteJustification(Some(0)))), 0);
+		assert_eq!(link.total(), 1);
 		assert_eq!(link.disconnects, 1);
+
+		let mut link = TestLink::new();
+		assert_eq!(process_import_result::<Block>(&mut link, Err(BlockImportError::UnknownParent)), 0);
+		assert_eq!(link.total(), 1);
 		assert_eq!(link.restarts, 1);
 
 		let mut link = TestLink::new();
-		assert_eq!(process_import_result::<Block>(&mut link, Err(BlockImportError::Restart)), 0);
+		assert_eq!(process_import_result::<Block>(&mut link, Err(BlockImportError::Error)), 0);
 		assert_eq!(link.total(), 1);
 		assert_eq!(link.restarts, 1);
 	}
@@ -618,18 +768,20 @@ pub mod tests {
 	fn import_many_blocks_stops_when_stopping() {
 		let (_, _, _, block) = prepare_good_block();
 		let qdata = AsyncImportQueueData::new();
+		let verifier = Arc::new(PassThroughVerifier(true));
 		qdata.is_stopping.store(true, Ordering::SeqCst);
 		assert!(!import_many_blocks(
 			&mut TestLink::new(),
 			Some(&qdata),
 			(BlockOrigin::File, vec![block.clone(), block]),
-			true
+			verifier
 		));
 	}
 
 	#[test]
 	fn async_import_queue_drops() {
-		let queue = AsyncImportQueue::new(true);
+		let verifier = Arc::new(PassThroughVerifier(true));
+		let queue = BasicQueue::new(verifier);
 		let service = Arc::new(DummyExecutor);
 		let chain = Arc::new(test_client::new());
 		queue.start(Weak::new(), Arc::downgrade(&service), Arc::downgrade(&chain) as Weak<Client<Block>>).unwrap();
diff --git a/substrate/core/network/src/lib.rs b/substrate/core/network/src/lib.rs
index 1061d241a5..82bdf0a877 100644
--- a/substrate/core/network/src/lib.rs
+++ b/substrate/core/network/src/lib.rs
@@ -56,7 +56,7 @@ mod config;
 mod chain;
 mod blocks;
 mod on_demand;
-mod import_queue;
+pub mod import_queue;
 pub mod consensus_gossip;
 pub mod error;
 pub mod message;
@@ -66,12 +66,11 @@ pub mod specialization;
 pub mod test;
 
 pub use chain::Client as ClientHandle;
-pub use service::{Service, FetchFuture, ConsensusService, BftMessageStream,
-	TransactionPool, Params, ManageNetwork, SyncProvider};
+pub use service::{Service, FetchFuture, TransactionPool, Params, ManageNetwork, SyncProvider};
 pub use protocol::{ProtocolStatus, PeerInfo, Context};
 pub use sync::{Status as SyncStatus, SyncState};
 pub use network_libp2p::{NonReservedPeerMode, NetworkConfiguration, NodeIndex, ProtocolId, Severity, Protocol};
-pub use message::{generic as generic_message, RequestId, BftMessage, LocalizedBftMessage, ConsensusVote, SignedConsensusVote, SignedConsensusMessage, SignedConsensusProposal, Status as StatusMessage};
+pub use message::{generic as generic_message, RequestId, Status as StatusMessage};
 pub use error::Error;
 pub use config::{Roles, ProtocolConfig};
 pub use on_demand::{OnDemand, OnDemandService, RemoteResponse};
diff --git a/substrate/core/network/src/message.rs b/substrate/core/network/src/message.rs
index 9f406fefa2..f08fce3368 100644
--- a/substrate/core/network/src/message.rs
+++ b/substrate/core/network/src/message.rs
@@ -22,7 +22,7 @@ pub use self::generic::{
 	BlockAnnounce, RemoteCallRequest, RemoteReadRequest,
 	RemoteHeaderRequest, RemoteHeaderResponse,
 	RemoteChangesRequest, RemoteChangesResponse,
-	ConsensusVote, SignedConsensusVote, FromBlock
+	FromBlock
 };
 
 /// A unique ID of a request.
@@ -30,7 +30,6 @@ pub type RequestId = u64;
 
 /// Type alias for using the message type using block type parameters.
 pub type Message<B> = generic::Message<
-	B,
 	<B as BlockT>::Header,
 	<B as BlockT>::Hash,
 	<<B as BlockT>::Header as HeaderT>::Number,
@@ -49,11 +48,6 @@ pub type BlockRequest<B> = generic::BlockRequest<
 	<<B as BlockT>::Header as HeaderT>::Number,
 >;
 
-/// Type alias for using the localized bft message type using block type parameters.
-pub type LocalizedBftMessage<B> = generic::LocalizedBftMessage<
-	B,
-	<B as BlockT>::Hash,
->;
 
 /// Type alias for using the BlockData type using block type parameters.
 pub type BlockData<B> = generic::BlockData<
@@ -69,24 +63,6 @@ pub type BlockResponse<B> = generic::BlockResponse<
 	<B as BlockT>::Extrinsic,
 >;
 
-/// Type alias for using the BftMessage type using block type parameters.
-pub type BftMessage<B> = generic::BftMessage<
-	B,
-	<B as BlockT>::Hash,
->;
-
-/// Type alias for using the SignedConsensusProposal type using block type parameters.
-pub type SignedConsensusProposal<B> = generic::SignedConsensusProposal<
-	B,
-	<B as BlockT>::Hash,
->;
-
-/// Type alias for using the SignedConsensusProposal type using block type parameters.
-pub type SignedConsensusMessage<B> = generic::SignedConsensusProposal<
-	B,
-	<B as BlockT>::Hash,
->;
-
 /// A set of transactions.
 pub type Transactions<E> = Vec<E>;
 
@@ -148,13 +124,14 @@ pub struct RemoteReadResponse {
 
 /// Generic types.
 pub mod generic {
-	use primitives::{AuthorityId, ed25519};
-	use runtime_primitives::bft::Justification;
+	use runtime_primitives::Justification;
 	use service::Roles;
 	use super::{
 		BlockAttributes, RemoteCallResponse, RemoteReadResponse,
 		RequestId, Transactions, Direction
 	};
+	/// Consensus is opaque to us
+	pub type ConsensusMessage = Vec<u8>;
 
 	/// Block data sent in the response.
 	#[derive(Debug, PartialEq, Eq, Clone, Encode, Decode)]
@@ -170,7 +147,7 @@ pub mod generic {
 		/// Block message queue if requested.
 		pub message_queue: Option<Vec<u8>>,
 		/// Justification if requested.
-		pub justification: Option<Justification<Hash>>,
+		pub justification: Option<Justification>,
 	}
 
 	/// Identifies starting point of a block sequence.
@@ -182,75 +159,9 @@ pub mod generic {
 		Number(Number),
 	}
 
-	/// Communication that can occur between participants in consensus.
-	#[derive(Debug, PartialEq, Eq, Clone, Encode, Decode)]
-	pub enum BftMessage<Block, Hash> {
-		/// A consensus message (proposal or vote)
-		Consensus(SignedConsensusMessage<Block, Hash>),
-		/// Auxiliary communication (just proof-of-lock for now).
-		Auxiliary(Justification<Hash>),
-	}
-
-	/// BFT Consensus message with parent header hash attached to it.
-	#[derive(Debug, PartialEq, Eq, Clone, Encode, Decode)]
-	pub struct LocalizedBftMessage<Block, Hash> {
-		/// Consensus message.
-		pub message: BftMessage<Block, Hash>,
-		/// Parent header hash.
-		pub parent_hash: Hash,
-	}
-
-	/// A localized proposal message. Contains two signed pieces of data.
-	#[derive(Debug, PartialEq, Eq, Clone, Encode, Decode)]
-	pub struct SignedConsensusProposal<Block, Hash> {
-		/// The round number.
-		pub round_number: u32,
-		/// The proposal sent.
-		pub proposal: Block,
-		/// The digest of the proposal.
-		pub digest: Hash,
-		/// The sender of the proposal
-		pub sender: AuthorityId,
-		/// The signature on the message (propose, round number, digest)
-		pub digest_signature: ed25519::Signature,
-		/// The signature on the message (propose, round number, proposal)
-		pub full_signature: ed25519::Signature,
-	}
-
-	/// A localized vote message, including the sender.
-	#[derive(Debug, PartialEq, Eq, Clone, Encode, Decode)]
-	pub struct SignedConsensusVote<H> {
-		/// The message sent.
-		pub vote: ConsensusVote<H>,
-		/// The sender of the message
-		pub sender: AuthorityId,
-		/// The signature of the message.
-		pub signature: ed25519::Signature,
-	}
-
-	/// Votes during a consensus round.
-	#[derive(Debug, PartialEq, Eq, Clone, Encode, Decode)]
-	pub enum ConsensusVote<H> {
-		/// Prepare to vote for proposal with digest D.
-		Prepare(u32, H),
-		/// Commit to proposal with digest D..
-		Commit(u32, H),
-		/// Propose advancement to a new round.
-		AdvanceRound(u32),
-	}
-
-	/// A localized message.
-	#[derive(Debug, PartialEq, Eq, Clone, Encode, Decode)]
-	pub enum SignedConsensusMessage<Block, Hash> {
-		/// A proposal.
-		Propose(SignedConsensusProposal<Block, Hash>),
-		/// A vote.
-		Vote(SignedConsensusVote<Hash>),
-	}
-
 	/// A network message.
 	#[derive(Debug, PartialEq, Eq, Clone, Encode, Decode)]
-	pub enum Message<Block, Header, Hash, Number, Extrinsic> {
+	pub enum Message<Header, Hash, Number, Extrinsic> {
 		/// Status packet.
 		Status(Status<Hash, Number>),
 		/// Block request.
@@ -261,8 +172,8 @@ pub mod generic {
 		BlockAnnounce(BlockAnnounce<Header>),
 		/// Transactions.
 		Transactions(Transactions<Extrinsic>),
-		/// BFT Consensus statement.
-		BftMessage(LocalizedBftMessage<Block, Hash>),
+		/// Consensus protocol message.
+		Consensus(Hash, ConsensusMessage), // topic, opaque Vec<u8>
 		/// Remote method call request.
 		RemoteCallRequest(RemoteCallRequest<Hash>),
 		/// Remote method call response.
diff --git a/substrate/core/network/src/protocol.rs b/substrate/core/network/src/protocol.rs
index be62717618..30ce14c8ea 100644
--- a/substrate/core/network/src/protocol.rs
+++ b/substrate/core/network/src/protocol.rs
@@ -20,7 +20,7 @@ use std::sync::Arc;
 use std::time;
 use parking_lot::RwLock;
 use rustc_hex::ToHex;
-use runtime_primitives::traits::{Block as BlockT, Header as HeaderT, Hash, HashFor, NumberFor, As, Zero};
+use runtime_primitives::traits::{Block as BlockT, Header as HeaderT, NumberFor, As, Zero};
 use runtime_primitives::generic::BlockId;
 use network_libp2p::{NodeIndex, Severity};
 use codec::{Encode, Decode};
@@ -181,15 +181,15 @@ impl<'a, B: BlockT + 'a, H: ExHashT + 'a> Context<B> for ProtocolContext<'a, B,
 pub(crate) struct ContextData<B: BlockT, H: ExHashT> {
 	// All connected peers
 	peers: RwLock<HashMap<NodeIndex, Peer<B, H>>>,
-	chain: Arc<Client<B>>,
+	pub chain: Arc<Client<B>>,
 }
 
 impl<B: BlockT, S: Specialization<B>, H: ExHashT> Protocol<B, S, H> {
 	/// Create a new instance.
-	pub fn new(
+	pub fn new<I: 'static + ImportQueue<B>>(
 		config: ProtocolConfig,
 		chain: Arc<Client<B>>,
-		import_queue: Arc<ImportQueue<B>>,
+		import_queue: Arc<I>,
 		on_demand: Option<Arc<OnDemandService<B>>>,
 		transaction_pool: Arc<TransactionPool<H, B>>,
 		specialization: S,
@@ -373,7 +373,19 @@ impl<B: BlockT, S: Specialization<B>, H: ExHashT> Protocol<B, S, H> {
 		trace!(target: "sync", "BlockResponse {} from {} with {} blocks{}",
 			response.id, peer, response.blocks.len(), blocks_range);
 
-		self.sync.write().on_block_data(&mut ProtocolContext::new(&self.context_data, io), peer, request, response);
+		// import_queue.import_blocks also acquires sync.write();
+		// Break the cycle by doing these separately from the outside;
+		let new_blocks = {
+			let mut sync = self.sync.write();
+			sync.on_block_data(&mut ProtocolContext::new(&self.context_data, io), peer, request, response)
+		};
+
+		if let Some((origin, new_blocks)) = new_blocks {
+			let import_queue = self.sync.read().import_queue();
+			import_queue.import_blocks(origin, new_blocks);
+		}
+
+
 	}
 
 	/// Perform time based maintenance.
@@ -704,12 +716,6 @@ fn send_message<B: BlockT, H: ExHashT>(peers: &RwLock<HashMap<NodeIndex, Peer<B,
 	io.send(who, message.encode());
 }
 
-/// Hash a message.
-pub(crate) fn hash_message<B: BlockT>(message: &Message<B>) -> B::Hash {
-	let data = message.encode();
-	HashFor::<B>::hash(&data)
-}
-
 /// Construct a simple protocol that is composed of several sub protocols.
 /// Each "sub protocol" needs to implement `Specialization` and needs to provide a `new()` function.
 /// For more fine grained implementations, this macro is not usable.
diff --git a/substrate/core/network/src/service.rs b/substrate/core/network/src/service.rs
index 205288a38e..5fd479c167 100644
--- a/substrate/core/network/src/service.rs
+++ b/substrate/core/network/src/service.rs
@@ -18,7 +18,7 @@ use std::collections::HashMap;
 use std::sync::Arc;
 use std::{io, thread};
 use std::time::Duration;
-use futures::{self, Future, Stream, stream, sync::{oneshot, mpsc}};
+use futures::{self, Future, Stream, stream, sync::oneshot};
 use parking_lot::Mutex;
 use network_libp2p::{ProtocolId, PeerId, NetworkConfiguration, ErrorKind};
 use network_libp2p::{start_service, Service as NetworkService, ServiceEvent as NetworkServiceEvent};
@@ -28,17 +28,14 @@ use protocol::{self, Protocol, ProtocolContext, Context, ProtocolStatus};
 use config::{ProtocolConfig};
 use error::Error;
 use chain::Client;
-use message::LocalizedBftMessage;
 use specialization::Specialization;
 use on_demand::OnDemandService;
-use import_queue::AsyncImportQueue;
+use import_queue::ImportQueue;
 use runtime_primitives::traits::{Block as BlockT};
 use tokio::{runtime::Runtime, timer::Interval};
 
 /// Type that represents fetch completion future.
 pub type FetchFuture = oneshot::Receiver<Vec<u8>>;
-/// Type that represents bft messages stream.
-pub type BftMessageStream<B> = mpsc::UnboundedReceiver<LocalizedBftMessage<B>>;
 
 const TICK_TIMEOUT: Duration = Duration::from_millis(1000);
 const PROPAGATE_TIMEOUT: Duration = Duration::from_millis(5000);
@@ -90,18 +87,6 @@ pub trait TransactionPool<H: ExHashT, B: BlockT>: Send + Sync {
 	fn on_broadcasted(&self, propagations: HashMap<H, Vec<String>>);
 }
 
-/// ConsensusService
-pub trait ConsensusService<B: BlockT>: Send + Sync {
-	/// Maintain connectivity to given addresses.
-	fn connect_to_authorities(&self, addresses: &[String]);
-
-	/// Get BFT message stream for messages corresponding to consensus on given
-	/// parent hash.
-	fn bft_messages(&self, parent_hash: B::Hash) -> BftMessageStream<B>;
-	/// Send out a BFT message.
-	fn send_bft_message(&self, message: LocalizedBftMessage<B>);
-}
-
 /// Service able to execute closure in the network context.
 pub trait ExecuteInContext<B: BlockT>: Send + Sync {
 	/// Execute closure in network context.
@@ -140,10 +125,13 @@ pub struct Service<B: BlockT + 'static, S: Specialization<B>, H: ExHashT> {
 
 impl<B: BlockT + 'static, S: Specialization<B>, H: ExHashT> Service<B, S, H> {
 	/// Creates and register protocol with the network service
-	pub fn new(params: Params<B, S, H>, protocol_id: ProtocolId) -> Result<Arc<Service<B, S, H>>, Error> {
+	pub fn new<I: 'static + ImportQueue<B>>(
+		params: Params<B, S, H>,
+		protocol_id: ProtocolId,
+		import_queue: I,
+	) -> Result<Arc<Service<B, S, H>>, Error> {	
 		let chain = params.chain.clone();
-		// TODO: non-instant finality.
-		let import_queue = Arc::new(AsyncImportQueue::new(true));
+		let import_queue = Arc::new(import_queue);
 		let handler = Arc::new(Protocol::new(
 			params.config,
 			params.chain,
@@ -155,6 +143,7 @@ impl<B: BlockT + 'static, S: Specialization<B>, H: ExHashT> Service<B, S, H> {
 		let versions = [(protocol::CURRENT_VERSION as u8)];
 		let registered = RegisteredProtocol::new(protocol_id, &versions[..]);
 		let (thread, network) = start_thread(params.network_config, handler.clone(), registered)?;
+
 		let sync = Arc::new(Service {
 			network,
 			protocol_id,
diff --git a/substrate/core/network/src/sync.rs b/substrate/core/network/src/sync.rs
index 6c4e3bcca5..b758b8f205 100644
--- a/substrate/core/network/src/sync.rs
+++ b/substrate/core/network/src/sync.rs
@@ -171,7 +171,13 @@ impl<B: BlockT> ChainSync<B> {
 		}
 	}
 
-	pub(crate) fn on_block_data(&mut self, protocol: &mut Context<B>, who: NodeIndex, _request: message::BlockRequest<B>, response: message::BlockResponse<B>) {
+	pub(crate) fn on_block_data(
+		&mut self,
+		protocol: &mut Context<B>,
+		who: NodeIndex,
+		_request: message::BlockRequest<B>,
+		response: message::BlockResponse<B>
+	) -> Option<(BlockOrigin, Vec<blocks::BlockData<B>>)> {
 		let new_blocks = if let Some(ref mut peer) = self.peers.get_mut(&who) {
 			match peer.state {
 				PeerSyncState::DownloadingNew(start_block) => {
@@ -184,7 +190,7 @@ impl<B: BlockT> ChainSync<B> {
 				PeerSyncState::DownloadingStale(_) => {
 					peer.state = PeerSyncState::Available;
 					response.blocks.into_iter().map(|b| blocks::BlockData {
-						origin: who,
+						origin: Some(who),
 						block: b
 					}).collect()
 				},
@@ -207,23 +213,23 @@ impl<B: BlockT> ChainSync<B> {
 									let n = n - As::sa(1);
 									peer.state = PeerSyncState::AncestorSearch(n);
 									Self::request_ancestry(protocol, who, n);
-									return;
+									return None;
 								},
 								Ok(_) => { // genesis mismatch
 									trace!(target:"sync", "Ancestry search: genesis mismatch for peer {}", who);
 									protocol.report_peer(who, Severity::Bad("Ancestry search: genesis mismatch for peer"));
-									return;
+									return None;
 								},
 								Err(e) => {
 									protocol.report_peer(who, Severity::Useless(&format!("Error answering legitimate blockchain query: {:?}", e)));
-									return;
+									return None;
 								}
 							}
 						},
 						None => {
 							trace!(target:"sync", "Invalid response when searching for ancestor from {}", who);
 							protocol.report_peer(who, Severity::Bad("Invalid response when searching for ancestor"));
-							return;
+							return None;
 						}
 					}
 				},
@@ -236,7 +242,6 @@ impl<B: BlockT> ChainSync<B> {
 		let best_seen = self.best_seen_block();
 		let is_best = new_blocks.first().and_then(|b| b.block.header.as_ref()).map(|h| best_seen.as_ref().map_or(false, |n| h.number() >= n));
 		let origin = if is_best.unwrap_or_default() { BlockOrigin::NetworkBroadcast } else { BlockOrigin::NetworkInitialSync };
-		let import_queue = self.import_queue.clone();
 		if let Some((hash, number)) = new_blocks.last()
 			.and_then(|b| b.block.header.as_ref().map(|h|(b.block.hash.clone(), *h.number())))
 		{
@@ -245,8 +250,8 @@ impl<B: BlockT> ChainSync<B> {
 				self.best_queued_hash = hash;
 			}
 		}
-		import_queue.import_blocks(self, protocol, (origin, new_blocks));
 		self.maintain_sync(protocol);
+		Some((origin, new_blocks))
 	}
 
 	pub fn maintain_sync(&mut self, protocol: &mut Context<B>) {
@@ -263,7 +268,7 @@ impl<B: BlockT> ChainSync<B> {
 		}
 		// Update common blocks
 		for (_, peer) in self.peers.iter_mut() {
-			trace!("Updating peer info ours={}, theirs={}", number, peer.best_number);
+			trace!(target: "sync", "Updating peer info ours={}, theirs={}", number, peer.best_number);
 			if peer.best_number >= number {
 				peer.common_number = number;
 				peer.common_hash = *hash;
diff --git a/substrate/core/network/src/test/mod.rs b/substrate/core/network/src/test/mod.rs
index 606b82d8ff..243e63e2b3 100644
--- a/substrate/core/network/src/test/mod.rs
+++ b/substrate/core/network/src/test/mod.rs
@@ -27,34 +27,40 @@ use client;
 use client::block_builder::BlockBuilder;
 use runtime_primitives::generic::BlockId;
 use io::SyncIo;
-use protocol::{Context, Protocol};
+use protocol::{Context, Protocol, ProtocolContext};
 use primitives::{Blake2Hasher};
 use config::ProtocolConfig;
 use service::TransactionPool;
 use network_libp2p::{NodeIndex, PeerId, Severity};
 use keyring::Keyring;
-use codec::{Encode, Decode};
-use import_queue::SyncImportQueue;
+use codec::Encode;
+use import_queue::{SyncImportQueue, PassThroughVerifier};
 use test_client::{self, TestClient};
 use specialization::Specialization;
 use consensus_gossip::ConsensusGossip;
+use import_queue::ImportQueue;
+use service::ExecuteInContext;
 
 pub use test_client::runtime::{Block, Hash, Transfer, Extrinsic};
 
+struct DummyContextExecutor(Arc<Protocol<Block, DummySpecialization, Hash>>, Arc<RwLock<VecDeque<TestPacket>>>);
+unsafe impl Send for DummyContextExecutor {}
+unsafe impl Sync for DummyContextExecutor {}
+
+impl ExecuteInContext<Block> for DummyContextExecutor {
+	fn execute_in_context<F: Fn(&mut Context<Block>)>(&self, closure: F) {
+		let mut io = TestIo::new(&self.1, None);
+		let mut context = ProtocolContext::new(&self.0.context_data(), &mut io);
+		closure(&mut context);
+	}
+}
+
 /// The test specialization.
 pub struct DummySpecialization {
 	/// Consensus gossip handle.
 	pub gossip: ConsensusGossip<Block>,
 }
 
-#[derive(Encode, Decode)]
-pub struct GossipMessage {
-	/// The topic to classify under.
-	pub topic: Hash,
-	/// The data to send.
-	pub data: Vec<u8>,
-}
-
 impl Specialization<Block> for DummySpecialization {
 	fn status(&self) -> Vec<u8> { vec![] }
 
@@ -66,11 +72,14 @@ impl Specialization<Block> for DummySpecialization {
 		self.gossip.peer_disconnected(ctx, peer_id);
 	}
 
-	fn on_message(&mut self, ctx: &mut Context<Block>, peer_id: NodeIndex, message: &mut Option<::message::Message<Block>>) {
-		if let Some(::message::generic::Message::ChainSpecific(data)) = message.take() {
-			let gossip_message = GossipMessage::decode(&mut &data[..])
-				.expect("gossip messages all in known format; qed");
-			self.gossip.on_chain_specific(ctx, peer_id, data, gossip_message.topic)
+	fn on_message(
+		&mut self,
+			ctx: &mut Context<Block>,
+			peer_id: NodeIndex,
+			message: &mut Option<::message::Message<Block>>
+	) {
+		if let Some(::message::generic::Message::Consensus(topic, data)) = message.take() {
+			self.gossip.on_incoming(ctx, peer_id, topic, data);
 		}
 	}
 }
@@ -128,16 +137,31 @@ pub struct TestPacket {
 
 pub struct Peer {
 	client: Arc<client::Client<test_client::Backend, test_client::Executor, Block>>,
-	pub sync: Protocol<Block, DummySpecialization, Hash>,
-	pub queue: RwLock<VecDeque<TestPacket>>,
+	pub sync: Arc<Protocol<Block, DummySpecialization, Hash>>,
+	pub queue: Arc<RwLock<VecDeque<TestPacket>>>,
+	import_queue: Arc<SyncImportQueue<Block, PassThroughVerifier>>,
+	executor: Arc<DummyContextExecutor>,
 }
 
 impl Peer {
+	fn new(
+		client: Arc<client::Client<test_client::Backend, test_client::Executor, Block>>,
+		sync: Arc<Protocol<Block, DummySpecialization, Hash>>,
+		queue: Arc<RwLock<VecDeque<TestPacket>>>,
+		import_queue: Arc<SyncImportQueue<Block, PassThroughVerifier>>,
+	) -> Self {
+		let executor = Arc::new(DummyContextExecutor(sync.clone(), queue.clone()));
+		Peer { client, sync, queue, import_queue, executor}
+	}
 	/// Called after blockchain has been populated to updated current state.
 	fn start(&self) {
 		// Update the sync state to the latest chain state.
 		let info = self.client.info().expect("In-mem client does not fail");
 		let header = self.client.header(&BlockId::Hash(info.chain.best_hash)).unwrap().unwrap();
+		self.import_queue.start(
+				Arc::downgrade(&self.sync.sync()),
+				Arc::downgrade(&self.executor),
+				Arc::downgrade(&self.sync.context_data().chain)).expect("Test ImportQueue always starts");
 		self.sync.on_block_imported(&mut TestIo::new(&self.queue, None), info.chain.best_hash, &header);
 	}
 
@@ -189,8 +213,7 @@ impl Peer {
 	/// `TestNet::sync_step` needs to be called to ensure it's propagated.
 	pub fn gossip_message(&self, topic: Hash, data: Vec<u8>) {
 		self.sync.with_spec(&mut TestIo::new(&self.queue, None), |spec, ctx| {
-			let message = GossipMessage { topic, data }.encode();
-			spec.gossip.multicast_chain_specific(ctx, message, topic);
+			spec.gossip.multicast(ctx, topic, data);
 		})
 	}
 
@@ -284,24 +307,25 @@ impl TestNet {
 	pub fn add_peer(&mut self, config: &ProtocolConfig) {
 		let client = Arc::new(test_client::new());
 		let tx_pool = Arc::new(EmptyTransactionPool);
-		let import_queue = Arc::new(SyncImportQueue(false));
+		let import_queue = Arc::new(SyncImportQueue::new(Arc::new(PassThroughVerifier(false))));
 		let specialization = DummySpecialization {
 			gossip: ConsensusGossip::new(),
 		};
 		let sync = Protocol::new(
 			config.clone(),
 			client.clone(),
-			import_queue,
+			import_queue.clone(),
 			None,
 			tx_pool,
 			specialization
 		).unwrap();
 
-		self.peers.push(Arc::new(Peer {
-			sync: sync,
-			client: client,
-			queue: RwLock::new(VecDeque::new()),
-		}));
+		self.peers.push(Arc::new(Peer::new(
+			client,
+			Arc::new(sync),
+			Arc::new(RwLock::new(VecDeque::new())),
+			import_queue
+		)));
 	}
 
 	/// Get reference to peer.
diff --git a/substrate/core/rpc/src/chain/mod.rs b/substrate/core/rpc/src/chain/mod.rs
index f4ac29a409..6c1724a787 100644
--- a/substrate/core/rpc/src/chain/mod.rs
+++ b/substrate/core/rpc/src/chain/mod.rs
@@ -47,7 +47,7 @@ build_rpc_trait! {
 
 		/// Get header and body of a relay chain block.
 		#[rpc(name = "chain_getBlock")]
-		fn block(&self, Trailing<Hash>) -> Result<Option<SignedBlock<Header, Extrinsic, Hash>>>;
+		fn block(&self, Trailing<Hash>) -> Result<Option<SignedBlock<Header, Extrinsic>>>;
 
 		/// Get hash of the n-th block in the canon chain.
 		///
@@ -114,7 +114,9 @@ impl<B, E, Block> ChainApi<Block::Hash, Block::Header, NumberFor<Block>, Block::
 		Ok(self.client.header(&BlockId::Hash(hash))?)
 	}
 
-	fn block(&self, hash: Trailing<Block::Hash>) -> Result<Option<SignedBlock<Block::Header, Block::Extrinsic, Block::Hash>>> {
+	fn block(&self, hash: Trailing<Block::Hash>)
+		-> Result<Option<SignedBlock<Block::Header, Block::Extrinsic>>>
+	{
 		let hash = self.unwrap_or_best(hash)?;
 		Ok(self.client.block(&BlockId::Hash(hash))?)
 	}
diff --git a/substrate/core/service/src/chain_ops.rs b/substrate/core/service/src/chain_ops.rs
index b01d59b5b1..38aabe7d68 100644
--- a/substrate/core/service/src/chain_ops.rs
+++ b/substrate/core/service/src/chain_ops.rs
@@ -22,8 +22,10 @@ use serde_json;
 
 use client::BlockOrigin;
 use runtime_primitives::generic::{SignedBlock, BlockId};
-use runtime_primitives::traits::{As};
-use components::{ServiceFactory, FactoryFullConfiguration, FactoryBlockNumber, RuntimeGenesis};
+use runtime_primitives::traits::{As, Block, Header};
+use network::import_queue::{ImportQueue, BlockData};
+use network::message;
+use components::{self, Components, ServiceFactory, FactoryFullConfiguration, FactoryBlockNumber, RuntimeGenesis};
 use new_client;
 use codec::{Decode, Encode};
 use error;
@@ -33,7 +35,7 @@ use chain_spec::ChainSpec;
 pub fn export_blocks<F, E, W>(config: FactoryFullConfiguration<F>, exit: E, mut output: W, from: FactoryBlockNumber<F>, to: Option<FactoryBlockNumber<F>>, json: bool) -> error::Result<()>
 	where F: ServiceFactory, E: Future<Item=(),Error=()> + Send + 'static, W: Write,
 {
-	let client = new_client::<F>(config)?;
+	let client = new_client::<F>(&config)?;
 	let mut block = from;
 
 	let last = match to {
@@ -85,7 +87,8 @@ pub fn export_blocks<F, E, W>(config: FactoryFullConfiguration<F>, exit: E, mut
 pub fn import_blocks<F, E, R>(config: FactoryFullConfiguration<F>, exit: E, mut input: R) -> error::Result<()>
 	where F: ServiceFactory, E: Future<Item=(),Error=()> + Send + 'static, R: Read,
 {
-	let client = new_client::<F>(config)?;
+	let client = new_client::<F>(&config)?;
+	let queue = components::FullComponents::<F>::build_import_queue(&config, client.clone())?;
 
 	let (exit_send, exit_recv) = std::sync::mpsc::channel();
 	::std::thread::spawn(move || {
@@ -95,28 +98,35 @@ pub fn import_blocks<F, E, R>(config: FactoryFullConfiguration<F>, exit: E, mut
 
 	let count: u32 = Decode::decode(&mut input).ok_or("Error reading file")?;
 	info!("Importing {} blocks", count);
-	let mut block = 0;
-	for _ in 0 .. count {
+	let mut block_count = 0; 
+	for b in 0 .. count {
 		if exit_recv.try_recv().is_ok() {
 			break;
 		}
-		match SignedBlock::decode(&mut input) {
-			Some(block) => {
-				// TODO: non-instant finality.
-				let header = client.check_justification(block.block.header, block.justification.into())?;
-				client.import_block(BlockOrigin::File, header, Some(block.block.extrinsics), true)?;
-			},
-			None => {
-				warn!("Error reading block data.");
-				break;
-			}
+		if let Some(signed) = SignedBlock::<<F::Block as Block>::Header, <F::Block as Block>::Extrinsic>::decode(&mut input) {
+			let header = signed.block.header;
+			let hash = header.hash();
+			let block  = message::BlockData::<F::Block> {
+				hash: hash,
+				justification: Some(signed.justification),
+				header: Some(header),
+				body: Some(signed.block.extrinsics),
+				receipt: None,
+				message_queue: None
+			};
+			// import queue handles verification and importing it into the client
+			queue.import_blocks(BlockOrigin::File, vec![BlockData::<F::Block> { block, origin: None }]);
+		} else {
+			warn!("Error reading block data at {}.", b);
+			break;
 		}
-		block += 1;
-		if block % 1000 == 0 {
-			info!("#{}", block);
+
+		block_count = b;
+		if b % 1000 == 0 {
+			info!("#{}", b);
 		}
 	}
-	info!("Imported {} blocks. Best: #{}", block, client.info()?.chain.best_number);
+	info!("Imported {} blocks. Best: #{}", block_count, client.info()?.chain.best_number);
 
 	Ok(())
 }
@@ -125,7 +135,7 @@ pub fn import_blocks<F, E, R>(config: FactoryFullConfiguration<F>, exit: E, mut
 pub fn revert_chain<F>(config: FactoryFullConfiguration<F>, blocks: FactoryBlockNumber<F>) -> error::Result<()>
 	where F: ServiceFactory,
 {
-	let client = new_client::<F>(config)?;
+	let client = new_client::<F>(&config)?;
 	let reverted = client.revert(blocks)?;
 	let info = client.info()?.chain;
 	info!("Reverted {} blocks. Best: #{} ({})", reverted, info.best_number, info.best_hash);
diff --git a/substrate/core/service/src/chain_spec.rs b/substrate/core/service/src/chain_spec.rs
index b3a8d55408..3fc960b38f 100644
--- a/substrate/core/service/src/chain_spec.rs
+++ b/substrate/core/service/src/chain_spec.rs
@@ -87,6 +87,7 @@ struct ChainSpecFile {
 	pub boot_nodes: Vec<String>,
 	pub telemetry_url: Option<String>,
 	pub protocol_id: Option<String>,
+	pub consensus_engine: Option<String>,
 }
 
 /// A configuration of a chain. Can be used to build a genesis block.
@@ -125,6 +126,10 @@ impl<G: RuntimeGenesis> ChainSpec<G> {
 		self.spec.protocol_id.as_ref().map(String::as_str)
 	}
 
+	pub fn consensus_engine(&self) -> Option<&str> {
+		self.spec.consensus_engine.as_ref().map(String::as_str)
+	}
+
 	/// Parse json content into a `ChainSpec`
 	pub fn from_embedded(json: &'static [u8]) -> Result<Self, String> {
 		let spec = json::from_slice(json).map_err(|e| format!("Error parsing spec file: {}", e))?;
@@ -152,6 +157,7 @@ impl<G: RuntimeGenesis> ChainSpec<G> {
 		boot_nodes: Vec<String>,
 		telemetry_url: Option<&str>,
 		protocol_id: Option<&str>,
+		consensus_engine: Option<&str>,
 	) -> Self
 	{
 		let spec = ChainSpecFile {
@@ -160,6 +166,7 @@ impl<G: RuntimeGenesis> ChainSpec<G> {
 			boot_nodes: boot_nodes,
 			telemetry_url: telemetry_url.map(str::to_owned),
 			protocol_id: protocol_id.map(str::to_owned),
+			consensus_engine: consensus_engine.map(str::to_owned),
 		};
 		ChainSpec {
 			spec,
diff --git a/substrate/core/service/src/components.rs b/substrate/core/service/src/components.rs
index 531a6848db..50d27845e2 100644
--- a/substrate/core/service/src/components.rs
+++ b/substrate/core/service/src/components.rs
@@ -139,6 +139,8 @@ pub trait ServiceFactory: 'static + Sized {
 	type FullService: Deref<Target = Service<FullComponents<Self>>> + Send + Sync + 'static;
 	/// Extended light service type.
 	type LightService: Deref<Target = Service<LightComponents<Self>>> + Send + Sync + 'static;
+	/// ImportQueue
+	type ImportQueue: network::import_queue::ImportQueue<Self::Block> + 'static;
 
 	//TODO: replace these with a constructor trait. that TransactionPool implements.
 	/// Extrinsic pool constructor for the full client.
@@ -158,6 +160,36 @@ pub trait ServiceFactory: 'static + Sized {
 	/// Build light service.
 	fn new_light(config: FactoryFullConfiguration<Self>, executor: TaskExecutor)
 		-> Result<Self::LightService, error::Error>;
+
+	/// ImportQueue for a full client
+	fn build_full_import_queue(
+		config: &FactoryFullConfiguration<Self>,
+		_client: Arc<FullClient<Self>>
+	) -> Result<Self::ImportQueue, error::Error> {
+		if let Some(name) = config.chain_spec.consensus_engine() {
+			match name {
+				_ => Err(format!("Chain Specification defines unknown consensus engine '{}'", name).into())
+			}
+
+		} else {
+			Err("Chain Specification doesn't contain any consensus_engine name".into())
+		}
+	}
+
+	/// ImportQueue for a light client
+	fn build_light_import_queue(
+		config: &FactoryFullConfiguration<Self>,
+		_client: Arc<LightClient<Self>>
+	) -> Result<Self::ImportQueue, error::Error> {
+		if let Some(name) = config.chain_spec.consensus_engine() {
+			match name {
+				_ => Err(format!("Chain Specification defines unknown consensus engine '{}'", name).into())
+			}
+
+		} else {
+			Err("Chain Specification doesn't contain any consensus_engine name".into())
+		}
+	}
 }
 
 /// A collection of types and function to generalise over full / light client type.
@@ -187,6 +219,12 @@ pub trait Components: 'static {
 	/// Create extrinsic pool.
 	fn build_transaction_pool(config: TransactionPoolOptions, client: Arc<ComponentClient<Self>>)
 		-> Result<TransactionPool<Self::TransactionPoolApi>, error::Error>;
+
+	/// instance of import queue for clients
+	fn build_import_queue(
+		config: &FactoryFullConfiguration<Self::Factory>,
+		client: Arc<ComponentClient<Self>>
+	) -> Result<<Self::Factory as ServiceFactory>::ImportQueue, error::Error>;
 }
 
 /// A struct that implement `Components` for the full client.
@@ -228,6 +266,13 @@ impl<Factory: ServiceFactory> Components for FullComponents<Factory> {
 	{
 		Factory::build_full_transaction_pool(config, client)
 	}
+
+	fn build_import_queue(
+		config: &FactoryFullConfiguration<Self::Factory>,
+		client: Arc<ComponentClient<Self>>
+	) -> Result<<Self::Factory as ServiceFactory>::ImportQueue, error::Error> {
+		Factory::build_full_import_queue(config, client)
+	}
 }
 
 /// A struct that implement `Components` for the light client.
@@ -270,4 +315,11 @@ impl<Factory: ServiceFactory> Components for LightComponents<Factory> {
 	{
 		Factory::build_light_transaction_pool(config, client)
 	}
+
+	fn build_import_queue(
+		config: &FactoryFullConfiguration<Self::Factory>,
+		client: Arc<ComponentClient<Self>>
+	) -> Result<<Self::Factory as ServiceFactory>::ImportQueue, error::Error> {
+		Factory::build_light_import_queue(config, client)
+	}
 }
diff --git a/substrate/core/service/src/lib.rs b/substrate/core/service/src/lib.rs
index ba506d31d5..7ad0a4dbc1 100644
--- a/substrate/core/service/src/lib.rs
+++ b/substrate/core/service/src/lib.rs
@@ -102,12 +102,12 @@ pub struct Service<Components: components::Components> {
 }
 
 /// Creates bare client without any networking.
-pub fn new_client<Factory: components::ServiceFactory>(config: FactoryFullConfiguration<Factory>)
+pub fn new_client<Factory: components::ServiceFactory>(config: &FactoryFullConfiguration<Factory>)
 	-> Result<Arc<ComponentClient<components::FullComponents<Factory>>>, error::Error>
 {
 	let executor = NativeExecutor::new();
 	let (client, _) = components::FullComponents::<Factory>::build_client(
-		&config,
+		config,
 		executor,
 	)?;
 	Ok(client)
@@ -149,6 +149,7 @@ impl<Components> Service<Components>
 		};
 
 		let (client, on_demand) = Components::build_client(&config, executor)?;
+		let import_queue = Components::build_import_queue(&config, client.clone())?;
 		let best_header = client.best_block_header()?;
 
 		let version = config.full_version();
@@ -185,7 +186,7 @@ impl<Components> Service<Components>
 		let id_len = protocol_id_full.len().min(protocol_id.len());
 		&mut protocol_id[0..id_len].copy_from_slice(&protocol_id_full[0..id_len]);
 
-		let network = network::Service::new(network_params, protocol_id)?;
+		let network = network::Service::new(network_params, protocol_id, import_queue)?;
 		on_demand.map(|on_demand| on_demand.set_service_link(Arc::downgrade(&network)));
 
 		{
diff --git a/substrate/core/service/test/src/lib.rs b/substrate/core/service/test/src/lib.rs
index 883a8c6ac0..4f51c25953 100644
--- a/substrate/core/service/test/src/lib.rs
+++ b/substrate/core/service/test/src/lib.rs
@@ -47,7 +47,7 @@ use service::{
 	FactoryExtrinsic,
 };
 use network::{NetworkConfiguration, NonReservedPeerMode, Protocol, SyncProvider, ManageNetwork};
-use client::{BlockOrigin, JustifiedHeader};
+use client::ImportBlock;
 use sr_primitives::traits::As;
 use sr_primitives::generic::BlockId;
 
@@ -216,7 +216,7 @@ pub fn connectivity<F: ServiceFactory>(spec: FactoryChainSpec<F>) {
 pub fn sync<F, B, E>(spec: FactoryChainSpec<F>, block_factory: B, extrinsic_factory: E)
 where
 	F: ServiceFactory,
-	B: Fn(&F::FullService) -> (JustifiedHeader<F::Block>, Option<Vec<FactoryExtrinsic<F>>>),
+	B: Fn(&F::FullService) -> ImportBlock<F::Block>,
 	E: Fn(&F::FullService) -> FactoryExtrinsic<F>,
 {
 	const NUM_NODES: u32 = 10;
@@ -230,8 +230,8 @@ where
 			if i % 128 == 0 {
 				info!("Generating #{}", i);
 			}
-			let (header, body) = block_factory(&first_service);
-			first_service.client().import_block(BlockOrigin::File, header, body, true).expect("Error importing test block");
+			let import_data = block_factory(&first_service);
+			first_service.client().import_block(import_data, None).expect("Error importing test block");
 		}
 		first_service.network().node_id().unwrap()
 	};
diff --git a/substrate/core/sr-primitives/src/bft.rs b/substrate/core/sr-primitives/src/bft.rs
deleted file mode 100644
index 8fcfbda9b1..0000000000
--- a/substrate/core/sr-primitives/src/bft.rs
+++ /dev/null
@@ -1,195 +0,0 @@
-// Copyright 2017-2018 Parity Technologies (UK) Ltd.
-// This file is part of Substrate.
-
-// Substrate is free software: you can redistribute it and/or modify
-// it under the terms of the GNU General Public License as published by
-// the Free Software Foundation, either version 3 of the License, or
-// (at your option) any later version.
-
-// Substrate is distributed in the hope that it will be useful,
-// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-// GNU General Public License for more details.
-
-// You should have received a copy of the GNU General Public License
-// along with Substrate.  If not, see <http://www.gnu.org/licenses/>.
-
-//! Message formats for the BFT consensus layer.
-
-use rstd::prelude::*;
-use codec::{Decode, Encode, Input, Output};
-use substrate_primitives::{AuthorityId, Signature};
-
-/// Type alias for extracting message type from block.
-pub type ActionFor<B> = Action<B, <B as ::traits::Block>::Hash>;
-
-/// Actions which can be taken during the BFT process.
-#[derive(Clone, PartialEq, Eq, Encode, Decode)]
-#[cfg_attr(feature = "std", derive(Debug, Serialize, Deserialize))]
-pub enum Action<Block, H> {
-	/// Proposal of a block candidate.
-	#[codec(index = "1")]
-	Propose(u32, Block),
-	/// Proposal header of a block candidate. Accompanies any proposal,
-	/// but is used for misbehavior reporting since blocks themselves are big.
-	#[codec(index = "2")]
-	ProposeHeader(u32, H),
-	/// Preparation to commit for a candidate.
-	#[codec(index = "3")]
-	Prepare(u32, H),
-	/// Vote to commit to a candidate.
-	#[codec(index = "4")]
-	Commit(u32, H),
-	/// Vote to advance round after inactive primary.
-	#[codec(index = "5")]
-	AdvanceRound(u32),
-}
-
-/// Type alias for extracting message type from block.
-pub type MessageFor<B> = Message<B, <B as ::traits::Block>::Hash>;
-
-/// Messages exchanged between participants in the BFT consensus.
-#[derive(Clone, PartialEq, Eq, Encode, Decode)]
-#[cfg_attr(feature = "std", derive(Debug, Serialize, Deserialize))]
-pub struct Message<Block, Hash> {
-	/// The parent header hash this action is relative to.
-	pub parent: Hash,
-	/// The action being broadcasted.
-	pub action: Action<Block, Hash>,
-}
-
-/// Justification of a block.
-#[derive(Clone, PartialEq, Eq, Encode, Decode)]
-#[cfg_attr(feature = "std", derive(Debug, Serialize, Deserialize))]
-pub struct Justification<H> {
-	/// The round consensus was reached in.
-	pub round_number: u32,
-	/// The hash of the header justified.
-	pub hash: H,
-	/// The signatures and signers of the hash.
-	pub signatures: Vec<(AuthorityId, Signature)>
-}
-
-// single-byte code to represent misbehavior kind.
-#[repr(i8)]
-enum MisbehaviorCode {
-	/// BFT: double prepare.
-	BftDoublePrepare = 0x11,
-	/// BFT: double commit.
-	BftDoubleCommit = 0x12,
-}
-
-impl MisbehaviorCode {
-	fn from_i8(x: i8) -> Option<Self> {
-		match x {
-			0x11 => Some(MisbehaviorCode::BftDoublePrepare),
-			0x12 => Some(MisbehaviorCode::BftDoubleCommit),
-			_ => None,
-		}
-	}
-}
-
-/// Misbehavior kinds.
-#[derive(Clone, PartialEq, Eq)]
-#[cfg_attr(feature = "std", derive(Debug, Serialize, Deserialize))]
-pub enum MisbehaviorKind<Hash> {
-	/// BFT: double prepare.
-	BftDoublePrepare(u32, (Hash, Signature), (Hash, Signature)),
-	/// BFT: double commit.
-	BftDoubleCommit(u32, (Hash, Signature), (Hash, Signature)),
-}
-
-impl<Hash: Encode> Encode for MisbehaviorKind<Hash> {
-	fn encode_to<T: Output>(&self, dest: &mut T) {
-		match *self {
-			MisbehaviorKind::BftDoublePrepare(ref round, (ref h_a, ref s_a), (ref h_b, ref s_b)) => {
-				dest.push(&(MisbehaviorCode::BftDoublePrepare as i8));
-				dest.push(round);
-				dest.push(h_a);
-				dest.push(s_a);
-				dest.push(h_b);
-				dest.push(s_b);
-			}
-			MisbehaviorKind::BftDoubleCommit(ref round, (ref h_a, ref s_a), (ref h_b, ref s_b)) => {
-				dest.push(&(MisbehaviorCode::BftDoubleCommit as i8));
-				dest.push(round);
-				dest.push(h_a);
-				dest.push(s_a);
-				dest.push(h_b);
-				dest.push(s_b);
-			}
-		}
-	}
-}
-impl<Hash: Decode> Decode for MisbehaviorKind<Hash> {
-	fn decode<I: Input>(input: &mut I) -> Option<Self> {
-		Some(match i8::decode(input).and_then(MisbehaviorCode::from_i8)? {
-			MisbehaviorCode::BftDoublePrepare => {
-				MisbehaviorKind::BftDoublePrepare(
-					u32::decode(input)?,
-					(Hash::decode(input)?, Signature::decode(input)?),
-					(Hash::decode(input)?, Signature::decode(input)?),
-				)
-			}
-			MisbehaviorCode::BftDoubleCommit => {
-				MisbehaviorKind::BftDoubleCommit(
-					u32::decode(input)?,
-					(Hash::decode(input)?, Signature::decode(input)?),
-					(Hash::decode(input)?, Signature::decode(input)?),
-				)
-			}
-		})
-	}
-}
-
-
-/// A report of misbehavior by an authority.
-#[derive(Clone, PartialEq, Eq, Encode, Decode)]
-#[cfg_attr(feature = "std", derive(Debug, Serialize, Deserialize))]
-pub struct MisbehaviorReport<Hash, Number> {
-	/// The parent hash of the block where the misbehavior occurred.
-	pub parent_hash: Hash,
-	/// The parent number of the block where the misbehavior occurred.
-	pub parent_number: Number,
-	/// The authority who misbehavior.
-	pub target: AuthorityId,
-	/// The misbehavior kind.
-	pub misbehavior: MisbehaviorKind<Hash>,
-}
-
-#[cfg(test)]
-mod test {
-	use super::*;
-	use substrate_primitives::H256;
-
-	#[test]
-	fn misbehavior_report_roundtrip() {
-		let report = MisbehaviorReport::<H256, u64> {
-			parent_hash: [0; 32].into(),
-			parent_number: 999,
-			target: [1; 32].into(),
-			misbehavior: MisbehaviorKind::BftDoubleCommit(
-				511,
-				([2; 32].into(), [3; 64].into()),
-				([4; 32].into(), [5; 64].into()),
-			),
-		};
-
-		let encoded = report.encode();
-		assert_eq!(MisbehaviorReport::<H256, u64>::decode(&mut &encoded[..]).unwrap(), report);
-
-		let report = MisbehaviorReport::<H256, u64> {
-			parent_hash: [0; 32].into(),
-			parent_number: 999,
-			target: [1; 32].into(),
-			misbehavior: MisbehaviorKind::BftDoublePrepare(
-				511,
-				([2; 32].into(), [3; 64].into()),
-				([4; 32].into(), [5; 64].into()),
-			),
-		};
-
-		let encoded = report.encode();
-		assert_eq!(MisbehaviorReport::<H256, u64>::decode(&mut &encoded[..]).unwrap(), report);
-	}
-}
diff --git a/substrate/core/sr-primitives/src/generic/block.rs b/substrate/core/sr-primitives/src/generic/block.rs
index 75f5f1971d..4013cbc6a9 100644
--- a/substrate/core/sr-primitives/src/generic/block.rs
+++ b/substrate/core/sr-primitives/src/generic/block.rs
@@ -22,7 +22,7 @@ use std::fmt;
 use rstd::prelude::*;
 use codec::Codec;
 use traits::{self, Member, Block as BlockT, Header as HeaderT};
-use bft::Justification;
+use ::Justification;
 
 /// Something to identify a block.
 #[derive(PartialEq, Eq, Clone)]
@@ -97,9 +97,9 @@ where
 #[cfg_attr(feature = "std", derive(Debug, Serialize, Deserialize))]
 #[cfg_attr(feature = "std", serde(rename_all = "camelCase"))]
 #[cfg_attr(feature = "std", serde(deny_unknown_fields))]
-pub struct SignedBlock<Header, Extrinsic, Hash> {
+pub struct SignedBlock<H, E> {
 	/// Full block.
-	pub block: Block<Header, Extrinsic>,
-	/// Block header justification.
-	pub justification: Justification<Hash>,
-}
+	pub block: Block<H, E>,
+	/// Block justification.
+	pub justification: Justification,
+}
\ No newline at end of file
diff --git a/substrate/core/sr-primitives/src/lib.rs b/substrate/core/sr-primitives/src/lib.rs
index a25fd6c7f4..c403cf5846 100644
--- a/substrate/core/sr-primitives/src/lib.rs
+++ b/substrate/core/sr-primitives/src/lib.rs
@@ -59,9 +59,10 @@ pub mod testing;
 
 pub mod traits;
 pub mod generic;
-pub mod bft;
 pub mod transaction_validity;
 
+pub type Justification = Vec<u8>;
+
 use traits::{Verify, Lazy};
 
 #[cfg(feature = "std")]
diff --git a/substrate/core/sr-primitives/src/testing.rs b/substrate/core/sr-primitives/src/testing.rs
index 8a5e7e5da6..fea8586f5a 100644
--- a/substrate/core/sr-primitives/src/testing.rs
+++ b/substrate/core/sr-primitives/src/testing.rs
@@ -22,7 +22,7 @@ use codec::Codec;
 use traits::{self, Checkable, Applyable, BlakeTwo256};
 use generic::DigestItem as GenDigestItem;
 
-pub use substrate_primitives::H256;
+pub use substrate_primitives::{H256, AuthorityId};
 
 pub type DigestItem = GenDigestItem<H256, u64>;
 
diff --git a/substrate/core/test-client/Cargo.toml b/substrate/core/test-client/Cargo.toml
index f4ea085eff..d6686134fc 100644
--- a/substrate/core/test-client/Cargo.toml
+++ b/substrate/core/test-client/Cargo.toml
@@ -4,8 +4,6 @@ version = "0.1.0"
 authors = ["Parity Technologies <admin@parity.io>"]
 
 [dependencies]
-rhododendron = "0.3"
-substrate-bft = { path = "../bft" }
 substrate-client = { path = "../client" }
 parity-codec = "2.0"
 substrate-executor = { path = "../executor" }
diff --git a/substrate/core/test-client/src/client_ext.rs b/substrate/core/test-client/src/client_ext.rs
index 9fd97723e2..76e9888d0b 100644
--- a/substrate/core/test-client/src/client_ext.rs
+++ b/substrate/core/test-client/src/client_ext.rs
@@ -16,14 +16,10 @@
 
 //! Client extension for tests.
 
-use client::{self, Client};
-use keyring::Keyring;
-use primitives::ed25519;
-use runtime_primitives::traits::{Block as BlockT, Header as HeaderT};
+use client::{self, ImportBlock, Client};
 use runtime_primitives::generic::BlockId;
 use primitives::Blake2Hasher;
 use runtime;
-use bft;
 
 /// Extension trait for a test client.
 pub trait TestClient {
@@ -43,15 +39,16 @@ impl<B, E> TestClient for Client<B, E, runtime::Block>
 		E: client::CallExecutor<runtime::Block, Blake2Hasher>
 {
 	fn justify_and_import(&self, origin: client::BlockOrigin, block: runtime::Block) -> client::error::Result<()> {
-		let authorities: [ed25519::Pair; 3] = [
-			Keyring::Alice.into(),
-			Keyring::Bob.into(),
-			Keyring::Charlie.into(),
-		];
-		let keys: Vec<&ed25519::Pair> = authorities.iter().collect();
-		let justification = fake_justify::<runtime::Block>(&block.header, &keys);
-		let justified = self.check_justification(block.header, justification)?;
-		self.import_block(origin, justified, Some(block.extrinsics), false)?;
+		let import = ImportBlock {
+			origin,
+			header: block.header,
+			external_justification: vec![],
+			internal_justification: vec![],
+			body: Some(block.extrinsics),
+			finalized: false,
+			auxiliary: Vec::new(),
+		};
+		self.import_block(import, None)?;
 
 		Ok(())
 	}
@@ -64,29 +61,3 @@ impl<B, E> TestClient for Client<B, E, runtime::Block>
 		self.block_hash(0).unwrap().unwrap()
 	}
 }
-
-/// Prepare fake justification for the header.
-///
-/// since we are in the client module we can create falsely justified
-/// headers.
-/// TODO: remove this in favor of custom verification pipelines for the
-/// client
-pub fn fake_justify<Block: BlockT>(header: &Block::Header, authorities: &[&ed25519::Pair]) -> bft::UncheckedJustification<Block::Hash> {
-	let hash = header.hash();
-	bft::UncheckedJustification::new(
-		hash,
-		authorities.iter().map(|key| {
-			let msg = bft::sign_message::<Block>(
-				::rhododendron::Vote::Commit(1, hash).into(),
-				key,
-				header.parent_hash().clone(),
-			);
-
-			match msg {
-				::rhododendron::LocalizedMessage::Vote(vote) => vote.signature,
-				_ => panic!("signing vote leads to signed vote"),
-			}
-		}).collect(),
-		1,
-	)
-}
diff --git a/substrate/core/test-client/src/lib.rs b/substrate/core/test-client/src/lib.rs
index e78d317212..b692d4858b 100644
--- a/substrate/core/test-client/src/lib.rs
+++ b/substrate/core/test-client/src/lib.rs
@@ -20,8 +20,6 @@
 
 #![warn(missing_docs)]
 
-extern crate rhododendron;
-extern crate substrate_bft as bft;
 extern crate parity_codec as codec;
 extern crate substrate_primitives as primitives;
 extern crate sr_primitives as runtime_primitives;
@@ -35,7 +33,7 @@ pub mod client_ext;
 pub mod trait_tests;
 mod block_builder_ext;
 
-pub use client_ext::{TestClient, fake_justify};
+pub use client_ext::TestClient;
 pub use block_builder_ext::BlockBuilderExt;
 pub use client::blockchain;
 pub use client::backend;
diff --git a/substrate/node/consensus/Cargo.toml b/substrate/node/consensus/Cargo.toml
index 6607b5ca3c..f85892633f 100644
--- a/substrate/node/consensus/Cargo.toml
+++ b/substrate/node/consensus/Cargo.toml
@@ -15,7 +15,6 @@ parking_lot = "0.4"
 rhododendron = "0.3"
 sr-primitives = { path = "../../core/sr-primitives" }
 srml-system = { path = "../../srml/system" }
-substrate-bft = { path = "../../core/bft" }
 substrate-client = { path = "../../core/client" }
 substrate-primitives = { path = "../../core/primitives" }
 substrate-transaction-pool = { path = "../../core/transaction-pool" }
diff --git a/substrate/node/consensus/src/lib.rs b/substrate/node/consensus/src/lib.rs
index 8e63b009b9..73f204061a 100644
--- a/substrate/node/consensus/src/lib.rs
+++ b/substrate/node/consensus/src/lib.rs
@@ -16,6 +16,8 @@
 
 //! This service uses BFT consensus provided by the substrate.
 
+#![cfg(feature="rhd")]
+
 extern crate node_runtime;
 extern crate node_primitives;
 
@@ -68,7 +70,6 @@ pub use service::Service;
 
 mod evaluation;
 mod error;
-mod offline_tracker;
 mod service;
 
 /// Shared offline validator tracker.
diff --git a/substrate/node/consensus/src/service.rs b/substrate/node/consensus/src/service.rs
index 3b9a8f9192..f8ebd6f421 100644
--- a/substrate/node/consensus/src/service.rs
+++ b/substrate/node/consensus/src/service.rs
@@ -22,7 +22,7 @@ use std::thread;
 use std::time::{Duration, Instant};
 use std::sync::Arc;
 
-use bft::{self, BftService};
+use rhd::{self, BftService};
 use client::{BlockchainEvents, ChainHead, BlockBody};
 use ed25519;
 use futures::prelude::*;
@@ -47,11 +47,11 @@ fn start_bft<F, C, Block>(
 	header: <Block as BlockT>::Header,
 	bft_service: Arc<BftService<Block, F, C>>,
 ) where
-	F: bft::Environment<Block> + 'static,
-	C: bft::BlockImport<Block> + bft::Authorities<Block> + 'static,
+	F: rhd::Environment<Block> + 'static,
+	C: rhd::BlockImport<Block> + rhd::Authorities<Block> + 'static,
 	F::Error: ::std::fmt::Debug,
-	<F::Proposer as bft::Proposer<Block>>::Error: ::std::fmt::Display + Into<error::Error>,
-	<F as bft::Environment<Block>>::Error: ::std::fmt::Display,
+	<F::Proposer as rhd::Proposer<Block>>::Error: ::std::fmt::Display + Into<error::Error>,
+	<F as rhd::Environment<Block>>::Error: ::std::fmt::Display,
 	Block: BlockT,
 {
 	let mut handle = LocalThreadHandle::current();
diff --git a/substrate/node/network/Cargo.toml b/substrate/node/network/Cargo.toml
index 1087180414..44fbdb5aba 100644
--- a/substrate/node/network/Cargo.toml
+++ b/substrate/node/network/Cargo.toml
@@ -7,7 +7,7 @@ description = "Substrate node networking protocol"
 [dependencies]
 node-consensus = { path = "../consensus" }
 node-primitives = { path = "../primitives" }
-substrate-bft = { path = "../../core/bft" }
+substrate-consensus-rhd = { path = "../../core/consensus/rhd" }
 substrate-network = { path = "../../core/network" }
 substrate-primitives = { path = "../../core/primitives" }
 futures = "0.1"
diff --git a/substrate/node/network/src/lib.rs b/substrate/node/network/src/lib.rs
index 109e53616d..9e2f96d5f7 100644
--- a/substrate/node/network/src/lib.rs
+++ b/substrate/node/network/src/lib.rs
@@ -20,23 +20,10 @@
 
 #![warn(unused_extern_crates)]
 
-extern crate substrate_bft as bft;
 #[macro_use]
 extern crate substrate_network;
-extern crate substrate_primitives;
-
-extern crate node_consensus;
 extern crate node_primitives;
 
-extern crate futures;
-extern crate tokio;
-extern crate rhododendron;
-
-#[macro_use]
-extern crate log;
-
-pub mod consensus;
-
 use node_primitives::{Block, Hash};
 use substrate_network::consensus_gossip::ConsensusGossip;
 
diff --git a/substrate/node/runtime/src/lib.rs b/substrate/node/runtime/src/lib.rs
index 5315875e16..2ae503ba8b 100644
--- a/substrate/node/runtime/src/lib.rs
+++ b/substrate/node/runtime/src/lib.rs
@@ -239,6 +239,8 @@ pub type Address = balances::Address<Runtime>;
 pub type Header = generic::Header<BlockNumber, BlakeTwo256, Log>;
 /// Block type as expected by this runtime.
 pub type Block = generic::Block<Header, UncheckedExtrinsic>;
+/// A Block signed with a Justification
+pub type SignedBlock = generic::SignedBlock<Header, UncheckedExtrinsic>;
 /// BlockId type as expected by this runtime.
 pub type BlockId = generic::BlockId<Block>;
 /// Unchecked extrinsic type as expected by this runtime.
diff --git a/substrate/node/runtime/wasm/Cargo.lock b/substrate/node/runtime/wasm/Cargo.lock
deleted file mode 100644
index 50a6088c69..0000000000
--- a/substrate/node/runtime/wasm/Cargo.lock
+++ /dev/null
@@ -1,1092 +0,0 @@
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-name = "arrayvec"
-version = "0.4.7"
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-
-[[package]]
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-[[package]]
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-
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diff --git a/substrate/node/service/Cargo.toml b/substrate/node/service/Cargo.toml
index 513f128eaf..f341aaa4c9 100644
--- a/substrate/node/service/Cargo.toml
+++ b/substrate/node/service/Cargo.toml
@@ -28,7 +28,6 @@ tokio = "0.1.7"
 
 [dev-dependencies]
 substrate-service-test = { path = "../../core/service/test" }
-substrate-bft = { path = "../../core/bft" }
 substrate-test-client = { path = "../../core/test-client" }
 substrate-keyring = { path = "../../core/keyring" }
 rhododendron = "0.3"
diff --git a/substrate/node/service/src/chain_spec.rs b/substrate/node/service/src/chain_spec.rs
index 81ad77f868..7d11daa366 100644
--- a/substrate/node/service/src/chain_spec.rs
+++ b/substrate/node/service/src/chain_spec.rs
@@ -132,6 +132,7 @@ pub fn staging_testnet_config() -> ChainSpec<GenesisConfig> {
 		boot_nodes,
 		Some(STAGING_TELEMETRY_URL.into()),
 		None,
+		None,
 	)
 }
 
@@ -227,7 +228,7 @@ fn development_config_genesis() -> GenesisConfig {
 
 /// Development config (single validator Alice)
 pub fn development_config() -> ChainSpec<GenesisConfig> {
-	ChainSpec::from_genesis("Development", "development", development_config_genesis, vec![], None, None)
+	ChainSpec::from_genesis("Development", "development", development_config_genesis, vec![], None, None, None)
 }
 
 fn local_testnet_genesis() -> GenesisConfig {
@@ -245,10 +246,10 @@ fn local_testnet_genesis_instant() -> GenesisConfig {
 
 /// Local testnet config (multivalidator Alice + Bob)
 pub fn local_testnet_config() -> ChainSpec<GenesisConfig> {
-	ChainSpec::from_genesis("Local Testnet", "local_testnet", local_testnet_genesis, vec![], None, None)
+	ChainSpec::from_genesis("Local Testnet", "local_testnet", local_testnet_genesis, vec![], None, None, None)
 }
 
 /// Local testnet config (multivalidator Alice + Bob)
 pub fn integration_test_config() -> ChainSpec<GenesisConfig> {
-	ChainSpec::from_genesis("Integration Test", "test", local_testnet_genesis_instant, vec![], None, None)
+	ChainSpec::from_genesis("Integration Test", "test", local_testnet_genesis_instant, vec![], None, None, None)
 }
diff --git a/substrate/node/service/src/lib.rs b/substrate/node/service/src/lib.rs
index 60cf81b6e4..d966f40bf5 100644
--- a/substrate/node/service/src/lib.rs
+++ b/substrate/node/service/src/lib.rs
@@ -22,44 +22,33 @@ extern crate node_primitives;
 extern crate node_runtime;
 extern crate node_executor;
 extern crate node_network;
-extern crate node_consensus as consensus;
 extern crate substrate_client as client;
 extern crate substrate_network as network;
 extern crate substrate_primitives as primitives;
 extern crate substrate_service as service;
 extern crate substrate_transaction_pool as transaction_pool;
-extern crate parity_codec as codec;
 extern crate tokio;
 #[cfg(test)]
 extern crate substrate_service_test as service_test;
 
-#[macro_use]
-extern crate log;
 #[macro_use]
 extern crate hex_literal;
-#[cfg(test)]
-extern crate parking_lot;
-#[cfg(test)]
-extern crate substrate_bft as bft;
-#[cfg(test)]
-extern crate substrate_test_client;
-#[cfg(test)]
-extern crate substrate_keyring as keyring;
-#[cfg(test)]
+#[cfg(all(test, feature="rhd"))]
+extern crate rhododendron as rhd;
 extern crate sr_primitives as runtime_primitives;
 pub mod chain_spec;
 
 use std::sync::Arc;
-use codec::Decode;
 use transaction_pool::txpool::{Pool as TransactionPool};
-use node_primitives::{Block, Hash, Timestamp, BlockId};
-use node_runtime::{GenesisConfig, BlockPeriod, StorageValue, Runtime};
+use node_primitives::{Block, Hash};
+use node_runtime::GenesisConfig;
 use client::Client;
-use consensus::AuthoringApi;
-use node_network::{Protocol as DemoProtocol, consensus::ConsensusNetwork};
+use node_network::Protocol as DemoProtocol;
 use tokio::runtime::TaskExecutor;
 use service::FactoryFullConfiguration;
-use primitives::{Blake2Hasher, storage::StorageKey, twox_128};
+use network::import_queue::{BasicQueue, BlockOrigin, ImportBlock, Verifier};
+use runtime_primitives::{traits::Block as BlockT};
+use primitives::{Blake2Hasher, AuthorityId};
 
 pub use service::{Roles, PruningMode, TransactionPoolOptions, ServiceFactory,
 	ErrorKind, Error, ComponentBlock, LightComponents, FullComponents};
@@ -71,10 +60,33 @@ pub type ChainSpec = service::ChainSpec<GenesisConfig>;
 pub type ComponentClient<C> = Client<<C as Components>::Backend, <C as Components>::Executor, Block>;
 pub type NetworkService = network::Service<Block, <Factory as service::ServiceFactory>::NetworkProtocol, Hash>;
 
+/// A verifier that doesn't actually do any checks
+pub struct NoneVerifier;
+/// This Verifiyer accepts all data as valid
+impl<B: BlockT> Verifier<B> for NoneVerifier {
+	fn verify(
+		&self,
+		origin: BlockOrigin,
+		header: B::Header,
+		justification: Vec<u8>,
+		body: Option<Vec<B::Extrinsic>>
+	) -> Result<(ImportBlock<B>, Option<Vec<AuthorityId>>), String> {
+		Ok((ImportBlock {
+			origin,
+			header,
+			body,
+			finalized: true,
+			external_justification: justification,
+			internal_justification: vec![],
+			auxiliary: Vec::new(),
+		}, None))
+	}
+}
+
 /// A collection of type to generalise specific components over full / light client.
 pub trait Components: service::Components {
 	/// Demo API.
-	type Api: 'static + AuthoringApi + Send + Sync;
+	type Api: 'static + Send + Sync;
 	/// Client backend.
 	type Backend: 'static + client::backend::Backend<Block, Blake2Hasher>;
 	/// Client executor.
@@ -114,6 +126,8 @@ impl service::ServiceFactory for Factory {
 	type Configuration = CustomConfiguration;
 	type FullService = Service<service::FullComponents<Self>>;
 	type LightService = Service<service::LightComponents<Self>>;
+	/// instance of import queue for clients
+	type ImportQueue = BasicQueue<Block, NoneVerifier>;
 
 	fn build_full_transaction_pool(config: TransactionPoolOptions, client: Arc<service::FullClient<Self>>)
 		-> Result<TransactionPool<Self::FullTransactionPoolApi>, Error>
@@ -133,6 +147,20 @@ impl service::ServiceFactory for Factory {
 		Ok(DemoProtocol::new())
 	}
 
+	fn build_full_import_queue(
+		_config: &FactoryFullConfiguration<Self>,
+		_client: Arc<service::FullClient<Self>>,
+	) -> Result<BasicQueue<Block, NoneVerifier>, service::Error> {
+		Ok(BasicQueue::new(Arc::new(NoneVerifier {})))
+	}
+
+	fn build_light_import_queue(
+		_config: &FactoryFullConfiguration<Self>,
+		_client: Arc<service::LightClient<Self>>,
+	) -> Result<BasicQueue<Block, NoneVerifier>, service::Error> {
+		Ok(BasicQueue::new(Arc::new(NoneVerifier {})))
+	}
+
 	fn new_light(config: Configuration, executor: TaskExecutor)
 		-> Result<Service<LightComponents<Factory>>, Error>
 	{
@@ -146,85 +174,39 @@ impl service::ServiceFactory for Factory {
 	fn new_full(config: Configuration, executor: TaskExecutor)
 		-> Result<Service<FullComponents<Factory>>, Error>
 	{
-		let is_validator = (config.roles & Roles::AUTHORITY) == Roles::AUTHORITY;
 		let service = service::Service::<FullComponents<Factory>>::new(config, executor.clone())?;
-		// Spin consensus service if configured
-		let consensus = if is_validator {
-			// Load the first available key
-			let key = service.keystore().load(&service.keystore().contents()?[0], "")?;
-			info!("Using authority key {}", key.public());
-
-			let client = service.client();
-
-			let consensus_net = ConsensusNetwork::new(service.network(), client.clone());
-			let block_id = BlockId::number(client.info().unwrap().chain.best_number);
-			// TODO: this needs to be dynamically adjustable
-			let block_delay = client.storage(&block_id, &StorageKey(twox_128(BlockPeriod::<Runtime>::key()).to_vec()))?
-				.and_then(|data| Timestamp::decode(&mut data.0.as_slice()))
-				.unwrap_or_else(|| {
-					warn!("Block period is missing in the storage.");
-					5
-				});
-			Some(consensus::Service::new(
-				client.clone(),
-				client.clone(),
-				consensus_net,
-				service.transaction_pool(),
-				executor,
-				key,
-				block_delay,
-			))
-		} else {
-			None
-		};
-
+		// FIXME: Spin consensus service if configured
+		let consensus = None;
 		Ok(Service {
 			inner: service,
 			_consensus: consensus,
 		})
 	}
 }
-
 /// Demo service.
 pub struct Service<C: Components> {
 	inner: service::Service<C>,
-	_consensus: Option<consensus::Service>,
-}
-
-/// Creates bare client without any networking.
-pub fn new_client(config: Configuration)
-	-> Result<Arc<service::ComponentClient<FullComponents<Factory>>>, Error>
-{
-	service::new_client::<Factory>(config)
+	_consensus: Option<bool>,  // FIXME: add actual consensus engine
 }
 
 impl<C: Components> ::std::ops::Deref for Service<C> {
 	type Target = service::Service<C>;
-
 	fn deref(&self) -> &Self::Target {
 		&self.inner
 	}
 }
 
+
+/// Creates bare client without any networking.
+pub fn new_client(config: Configuration)
+	-> Result<Arc<service::ComponentClient<FullComponents<Factory>>>, Error>
+{
+	service::new_client::<Factory>(&config)
+}
+
 #[cfg(test)]
 mod tests {
-	use std::sync::Arc;
-	use parking_lot::RwLock;
-	use {service, service_test, Factory, chain_spec};
-	use consensus::{self, OfflineTracker};
-	use primitives::ed25519;
-	use runtime_primitives::traits::BlockNumberToHash;
-	use runtime_primitives::generic::Era;
-	use node_primitives::Block;
-	use bft::{Proposer, Environment};
-	use node_network::consensus::ConsensusNetwork;
-	use substrate_test_client::fake_justify;
-	use node_primitives::BlockId;
-	use keyring::Keyring;
-	use node_runtime::{UncheckedExtrinsic, Call, BalancesCall};
-	use node_primitives::UncheckedExtrinsic as OpaqueExtrinsic;
-	use codec::{Decode, Encode};
-	use node_runtime::RawAddress;
+	use {service_test, Factory, chain_spec};
 
 	#[test]
 	fn test_connectivity() {
@@ -232,7 +214,10 @@ mod tests {
 	}
 
 	#[test]
+	#[cfg(feature = "rhd")]
 	fn test_sync() {
+		use client::{ImportBlock, BlockOrigin};
+
 		let alice: Arc<ed25519::Pair> = Arc::new(Keyring::Alice.into());
 		let bob: Arc<ed25519::Pair> = Arc::new(Keyring::Bob.into());
 		let validators = vec![alice.public().0.into(), bob.public().0.into()];
@@ -253,9 +238,15 @@ mod tests {
 			};
 			let (proposer, _, _) = proposer_factory.init(&parent_header, &validators, alice.clone()).unwrap();
 			let block = proposer.propose().expect("Error making test block");
-			let justification = fake_justify::<Block>(&block.header, &keys);
-			let justification = service.client().check_justification(block.header, justification).unwrap();
-			(justification, Some(block.extrinsics))
+			ImportBlock {
+				origin: BlockOrigin::File,
+				external_justification: Vec::new(),
+				internal_justification: Vec::new(),
+				finalized: true,
+				body: Some(block.extrinsics),
+				header: block.header,
+				auxiliary: Vec::new(),
+			}
 		};
 		let extrinsic_factory = |service: &<Factory as service::ServiceFactory>::FullService| {
 			let payload = (0, Call::Balances(BalancesCall::transfer(RawAddress::Id(bob.public().0.into()), 69)), Era::immortal(), service.client().genesis_hash());
@@ -271,9 +262,4 @@ mod tests {
 		service_test::sync::<Factory, _, _>(chain_spec::integration_test_config(), block_factory, extrinsic_factory);
 	}
 
-	#[test]
-	fn test_consensus() {
-		service_test::consensus::<Factory>(chain_spec::integration_test_config(), vec!["Alice".into(), "Bob".into()]);
-	}
-
 }
diff --git a/substrate/srml/consensus/Cargo.toml b/substrate/srml/consensus/Cargo.toml
index c362d310ef..8e38d2a8f4 100644
--- a/substrate/srml/consensus/Cargo.toml
+++ b/substrate/srml/consensus/Cargo.toml
@@ -22,7 +22,6 @@ std = [
 	"serde/std",
 	"serde_derive",
 	"parity-codec/std",
-	"parity-codec-derive/std",
 	"substrate-primitives/std",
 	"sr-std/std",
 	"sr-io/std",
diff --git a/substrate/srml/consensus/src/lib.rs b/substrate/srml/consensus/src/lib.rs
index 06df9a81c7..b1d0905e9f 100644
--- a/substrate/srml/consensus/src/lib.rs
+++ b/substrate/srml/consensus/src/lib.rs
@@ -46,7 +46,6 @@ use runtime_support::dispatch::Result;
 use runtime_support::storage::StorageValue;
 use runtime_support::storage::unhashed::StorageVec;
 use primitives::traits::{MaybeSerializeDebug, OnFinalise, Member};
-use primitives::bft::MisbehaviorReport;
 use substrate_primitives::storage::well_known_keys;
 use system::{ensure_signed, ensure_inherent};
 
@@ -140,7 +139,7 @@ decl_storage! {
 
 decl_module! {
 	pub struct Module<T: Trait> for enum Call where origin: T::Origin {
-		fn report_misbehavior(origin, report: MisbehaviorReport<T::Hash, T::BlockNumber>) -> Result;
+		fn report_misbehavior(origin, report: Vec<u8>) -> Result;
 		fn note_offline(origin, offline_val_indices: Vec<u32>) -> Result;
 		fn remark(origin, remark: Vec<u8>) -> Result;
 		fn set_code(new: Vec<u8>) -> Result;
@@ -169,7 +168,7 @@ impl<T: Trait> Module<T> {
 	}
 
 	/// Report some misbehaviour.
-	fn report_misbehavior(origin: T::Origin, _report: MisbehaviorReport<T::Hash, T::BlockNumber>) -> Result {
+	fn report_misbehavior(origin: T::Origin, _report: Vec<u8>) -> Result {
 		ensure_signed(origin)?;
 		// TODO.
 		Ok(())
diff --git a/substrate/srml/council/Cargo.toml b/substrate/srml/council/Cargo.toml
index 0127175097..9f851f41fd 100644
--- a/substrate/srml/council/Cargo.toml
+++ b/substrate/srml/council/Cargo.toml
@@ -15,7 +15,6 @@ sr-std = { path = "../../core/sr-std", default-features = false }
 sr-io = { path = "../../core/sr-io", default-features = false }
 sr-primitives = { path = "../../core/sr-primitives", default-features = false }
 srml-support = { path = "../support", default-features = false }
-srml-consensus = { path = "../consensus", default-features = false }
 srml-balances = { path = "../balances", default-features = false }
 srml-democracy = { path = "../democracy", default-features = false }
 srml-system = { path = "../system", default-features = false }
@@ -33,7 +32,6 @@ std = [
 	"sr-io/std",
 	"srml-support/std",
 	"sr-primitives/std",
-	"srml-consensus/std",
 	"srml-balances/std",
 	"srml-democracy/std",
 	"srml-system/std",
diff --git a/substrate/srml/democracy/Cargo.toml b/substrate/srml/democracy/Cargo.toml
index 0c6d9d0b80..908c5392df 100644
--- a/substrate/srml/democracy/Cargo.toml
+++ b/substrate/srml/democracy/Cargo.toml
@@ -16,7 +16,6 @@ sr-io = { path = "../../core/sr-io", default-features = false }
 sr-primitives = { path = "../../core/sr-primitives", default-features = false }
 srml-support = { path = "../support", default-features = false }
 srml-balances = { path = "../balances", default-features = false }
-srml-consensus = { path = "../consensus", default-features = false }
 srml-system = { path = "../system", default-features = false }
 
 [features]
@@ -31,7 +30,6 @@ std = [
 	"sr-io/std",
 	"srml-support/std",
 	"sr-primitives/std",
-	"srml-consensus/std",
 	"srml-balances/std",
 	"srml-system/std",
 ]