diff --git a/polkadot/Cargo.lock b/polkadot/Cargo.lock
index 0daba3c4ba..c0aebba11e 100644
--- a/polkadot/Cargo.lock
+++ b/polkadot/Cargo.lock
@@ -12,7 +12,7 @@ dependencies = [
 name = "adder"
 version = "0.1.0"
 dependencies = [
- "parity-codec 3.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "parity-codec-derive 3.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "polkadot-parachain 0.1.0",
  "tiny-keccak 1.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -138,8 +138,8 @@ name = "asn1_der_derive"
 version = "0.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "quote 0.6.11 (registry+https://github.com/rust-lang/crates.io-index)",
- "syn 0.15.30 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quote 0.6.12 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syn 0.15.33 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -231,7 +231,7 @@ dependencies = [
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "peeking_take_while 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "proc-macro2 0.4.27 (registry+https://github.com/rust-lang/crates.io-index)",
- "quote 0.6.11 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quote 0.6.12 (registry+https://github.com/rust-lang/crates.io-index)",
  "regex 1.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "which 2.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -312,6 +312,11 @@ name = "bs58"
 version = "0.2.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
+[[package]]
+name = "bumpalo"
+version = "2.4.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
 [[package]]
 name = "byte-tools"
 version = "0.2.0"
@@ -341,6 +346,11 @@ dependencies = [
  "iovec 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "c_linked_list"
+version = "1.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
 [[package]]
 name = "cc"
 version = "1.0.26"
@@ -609,6 +619,17 @@ name = "data-encoding"
 version = "2.1.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
+[[package]]
+name = "derive_more"
+version = "0.14.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "proc-macro2 0.4.27 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quote 0.6.12 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rustc_version 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syn 0.15.33 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "difference"
 version = "2.0.0"
@@ -686,6 +707,14 @@ name = "environmental"
 version = "1.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
+[[package]]
+name = "erased-serde"
+version = "0.3.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "serde 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "error-chain"
 version = "0.12.0"
@@ -718,8 +747,8 @@ version = "0.1.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "proc-macro2 0.4.27 (registry+https://github.com/rust-lang/crates.io-index)",
- "quote 0.6.11 (registry+https://github.com/rust-lang/crates.io-index)",
- "syn 0.15.30 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quote 0.6.12 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syn 0.15.33 (registry+https://github.com/rust-lang/crates.io-index)",
  "synstructure 0.10.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -738,13 +767,14 @@ dependencies = [
 
 [[package]]
 name = "finality-grandpa"
-version = "0.6.0"
+version = "0.7.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "futures 0.1.26 (registry+https://github.com/rust-lang/crates.io-index)",
+ "hashmap_core 0.1.10 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (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 3.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "parity-codec-derive 3.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "parking_lot 0.6.4 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -783,9 +813,9 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 [[package]]
 name = "fork-tree"
 version = "1.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#27772e08fae79977c93f005c6e78e4663f62d0cc"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#ae350506053b186a15fe5ffe2c1e85088b13a619"
 dependencies = [
- "parity-codec 3.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -854,6 +884,26 @@ dependencies = [
  "typenum 1.10.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "get_if_addrs"
+version = "0.5.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "c_linked_list 1.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "get_if_addrs-sys 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.51 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "get_if_addrs-sys"
+version = "0.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "gcc 0.3.55 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.51 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "glob"
 version = "0.2.11"
@@ -1065,7 +1115,7 @@ name = "impl-codec"
 version = "0.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "parity-codec 3.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -1106,6 +1156,14 @@ name = "itoa"
 version = "0.4.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
+[[package]]
+name = "js-sys"
+version = "0.3.20"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "wasm-bindgen 0.2.43 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "jsonrpc-core"
 version = "10.1.0"
@@ -1124,8 +1182,8 @@ version = "10.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "proc-macro2 0.4.27 (registry+https://github.com/rust-lang/crates.io-index)",
- "quote 0.6.11 (registry+https://github.com/rust-lang/crates.io-index)",
- "syn 0.15.30 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quote 0.6.12 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syn 0.15.33 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -1286,30 +1344,30 @@ dependencies = [
 
 [[package]]
 name = "libp2p"
-version = "0.6.0"
+version = "0.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "bytes 0.4.12 (registry+https://github.com/rust-lang/crates.io-index)",
  "futures 0.1.26 (registry+https://github.com/rust-lang/crates.io-index)",
  "lazy_static 1.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "libp2p-core 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "libp2p-core-derive 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "libp2p-dns 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "libp2p-floodsub 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "libp2p-identify 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "libp2p-kad 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "libp2p-mdns 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "libp2p-mplex 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "libp2p-noise 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "libp2p-ping 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "libp2p-plaintext 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "libp2p-ratelimit 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "libp2p-secio 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "libp2p-tcp 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "libp2p-uds 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "libp2p-websocket 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "libp2p-yamux 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-multiaddr 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libp2p-core 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libp2p-core-derive 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libp2p-dns 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libp2p-floodsub 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libp2p-identify 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libp2p-kad 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libp2p-mdns 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libp2p-mplex 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libp2p-noise 0.5.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libp2p-ping 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libp2p-plaintext 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libp2p-ratelimit 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libp2p-secio 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libp2p-tcp 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libp2p-uds 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libp2p-websocket 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libp2p-yamux 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-multiaddr 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "parity-multihash 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "parking_lot 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "smallvec 0.6.9 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1321,7 +1379,7 @@ dependencies = [
 
 [[package]]
 name = "libp2p-core"
-version = "0.6.0"
+version = "0.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "asn1_der 0.6.1 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1334,7 +1392,7 @@ dependencies = [
  "lazy_static 1.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "multistream-select 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-multiaddr 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-multiaddr 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "parity-multihash 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "parking_lot 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "protobuf 2.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1356,29 +1414,29 @@ dependencies = [
 
 [[package]]
 name = "libp2p-core-derive"
-version = "0.6.0"
+version = "0.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "quote 0.6.11 (registry+https://github.com/rust-lang/crates.io-index)",
- "syn 0.15.30 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quote 0.6.12 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syn 0.15.33 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "libp2p-dns"
-version = "0.6.0"
+version = "0.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "futures 0.1.26 (registry+https://github.com/rust-lang/crates.io-index)",
- "libp2p-core 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libp2p-core 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-multiaddr 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-multiaddr 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-dns-unofficial 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-io 0.1.12 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "libp2p-floodsub"
-version = "0.6.0"
+version = "0.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "bs58 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1386,7 +1444,7 @@ dependencies = [
  "cuckoofilter 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "fnv 1.0.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "futures 0.1.26 (registry+https://github.com/rust-lang/crates.io-index)",
- "libp2p-core 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libp2p-core 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "protobuf 2.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "rand 0.6.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "smallvec 0.6.9 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1397,15 +1455,15 @@ dependencies = [
 
 [[package]]
 name = "libp2p-identify"
-version = "0.6.0"
+version = "0.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "bytes 0.4.12 (registry+https://github.com/rust-lang/crates.io-index)",
  "fnv 1.0.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "futures 0.1.26 (registry+https://github.com/rust-lang/crates.io-index)",
- "libp2p-core 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libp2p-core 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-multiaddr 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-multiaddr 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "parking_lot 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "protobuf 2.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "smallvec 0.6.9 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1418,7 +1476,7 @@ dependencies = [
 
 [[package]]
 name = "libp2p-kad"
-version = "0.6.0"
+version = "0.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "arrayref 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1428,11 +1486,9 @@ dependencies = [
  "bytes 0.4.12 (registry+https://github.com/rust-lang/crates.io-index)",
  "fnv 1.0.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "futures 0.1.26 (registry+https://github.com/rust-lang/crates.io-index)",
- "libp2p-core 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "libp2p-identify 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "libp2p-ping 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libp2p-core 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-multiaddr 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-multiaddr 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "parity-multihash 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "parking_lot 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "protobuf 2.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1447,16 +1503,16 @@ dependencies = [
 
 [[package]]
 name = "libp2p-mdns"
-version = "0.6.0"
+version = "0.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "data-encoding 2.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "dns-parser 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "futures 0.1.26 (registry+https://github.com/rust-lang/crates.io-index)",
- "libp2p-core 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libp2p-core 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "net2 0.2.33 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-multiaddr 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-multiaddr 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "rand 0.6.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "smallvec 0.6.9 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-io 0.1.12 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1468,13 +1524,13 @@ dependencies = [
 
 [[package]]
 name = "libp2p-mplex"
-version = "0.6.0"
+version = "0.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "bytes 0.4.12 (registry+https://github.com/rust-lang/crates.io-index)",
  "fnv 1.0.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "futures 0.1.26 (registry+https://github.com/rust-lang/crates.io-index)",
- "libp2p-core 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libp2p-core 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "parking_lot 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-codec 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1484,13 +1540,13 @@ dependencies = [
 
 [[package]]
 name = "libp2p-noise"
-version = "0.4.0"
+version = "0.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "curve25519-dalek 1.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "futures 0.1.26 (registry+https://github.com/rust-lang/crates.io-index)",
  "lazy_static 1.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "libp2p-core 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libp2p-core 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "rand 0.6.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "ring 0.14.6 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1502,15 +1558,15 @@ dependencies = [
 
 [[package]]
 name = "libp2p-ping"
-version = "0.6.0"
+version = "0.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "arrayvec 0.4.10 (registry+https://github.com/rust-lang/crates.io-index)",
  "bytes 0.4.12 (registry+https://github.com/rust-lang/crates.io-index)",
  "futures 0.1.26 (registry+https://github.com/rust-lang/crates.io-index)",
- "libp2p-core 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libp2p-core 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-multiaddr 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-multiaddr 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "parking_lot 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "rand 0.6.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-codec 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1521,22 +1577,22 @@ dependencies = [
 
 [[package]]
 name = "libp2p-plaintext"
-version = "0.6.0"
+version = "0.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "futures 0.1.26 (registry+https://github.com/rust-lang/crates.io-index)",
- "libp2p-core 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libp2p-core 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "void 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "libp2p-ratelimit"
-version = "0.6.0"
+version = "0.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "aio-limited 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "futures 0.1.26 (registry+https://github.com/rust-lang/crates.io-index)",
- "libp2p-core 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libp2p-core 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-executor 0.1.7 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-io 0.1.12 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1544,7 +1600,7 @@ dependencies = [
 
 [[package]]
 name = "libp2p-secio"
-version = "0.6.0"
+version = "0.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "aes-ctr 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1553,30 +1609,35 @@ dependencies = [
  "ctr 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "futures 0.1.26 (registry+https://github.com/rust-lang/crates.io-index)",
  "hmac 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "js-sys 0.3.20 (registry+https://github.com/rust-lang/crates.io-index)",
  "lazy_static 1.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "libp2p-core 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libp2p-core 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "protobuf 2.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "rand 0.6.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "ring 0.14.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "rw-stream-sink 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "secp256k1 0.12.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "send_wrapper 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "sha2 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "stdweb 0.4.15 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-io 0.1.12 (registry+https://github.com/rust-lang/crates.io-index)",
  "twofish 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "untrusted 0.6.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "wasm-bindgen 0.2.43 (registry+https://github.com/rust-lang/crates.io-index)",
+ "wasm-bindgen-futures 0.3.20 (registry+https://github.com/rust-lang/crates.io-index)",
+ "web-sys 0.3.20 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "libp2p-tcp"
-version = "0.6.0"
+version = "0.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "futures 0.1.26 (registry+https://github.com/rust-lang/crates.io-index)",
- "libp2p-core 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "get_if_addrs 0.5.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libp2p-core 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-multiaddr 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-multiaddr 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "tk-listen 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-io 0.1.12 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-tcp 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1584,41 +1645,42 @@ dependencies = [
 
 [[package]]
 name = "libp2p-uds"
-version = "0.6.0"
+version = "0.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "futures 0.1.26 (registry+https://github.com/rust-lang/crates.io-index)",
- "libp2p-core 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libp2p-core 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-multiaddr 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-multiaddr 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-uds 0.2.5 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "libp2p-websocket"
-version = "0.6.0"
+version = "0.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "futures 0.1.26 (registry+https://github.com/rust-lang/crates.io-index)",
- "libp2p-core 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libp2p-core 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-multiaddr 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-multiaddr 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "rw-stream-sink 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "stdweb 0.4.15 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-io 0.1.12 (registry+https://github.com/rust-lang/crates.io-index)",
+ "wasm-bindgen 0.2.43 (registry+https://github.com/rust-lang/crates.io-index)",
  "websocket 0.22.3 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "libp2p-yamux"
-version = "0.6.0"
+version = "0.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "futures 0.1.26 (registry+https://github.com/rust-lang/crates.io-index)",
- "libp2p-core 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libp2p-core 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-io 0.1.12 (registry+https://github.com/rust-lang/crates.io-index)",
- "yamux 0.1.9 (registry+https://github.com/rust-lang/crates.io-index)",
+ "yamux 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -1971,7 +2033,7 @@ source = "git+https://github.com/paritytech/parity-common?rev=b0317f649ab2c665b7
 
 [[package]]
 name = "parity-codec"
-version = "3.4.0"
+version = "3.5.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "arrayvec 0.4.10 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1986,8 +2048,8 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "proc-macro-crate 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "proc-macro2 0.4.27 (registry+https://github.com/rust-lang/crates.io-index)",
- "quote 0.6.11 (registry+https://github.com/rust-lang/crates.io-index)",
- "syn 0.15.30 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quote 0.6.12 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syn 0.15.33 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -2003,12 +2065,13 @@ dependencies = [
 
 [[package]]
 name = "parity-multiaddr"
-version = "0.2.0"
+version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "arrayref 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "bs58 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "byteorder 1.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "bytes 0.4.12 (registry+https://github.com/rust-lang/crates.io-index)",
  "data-encoding 2.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "parity-multihash 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -2131,8 +2194,8 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "proc-macro-hack 0.5.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "proc-macro2 0.4.27 (registry+https://github.com/rust-lang/crates.io-index)",
- "quote 0.6.11 (registry+https://github.com/rust-lang/crates.io-index)",
- "syn 0.15.30 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quote 0.6.12 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syn 0.15.33 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -2179,7 +2242,7 @@ dependencies = [
  "kvdb-memorydb 0.1.0 (git+https://github.com/paritytech/parity-common?rev=616b40150ded71f57f650067fcbc5c99d7c343e6)",
  "kvdb-rocksdb 0.1.4 (git+https://github.com/paritytech/parity-common?rev=616b40150ded71f57f650067fcbc5c99d7c343e6)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 3.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "parking_lot 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "polkadot-primitives 0.1.0",
  "substrate-primitives 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -2203,7 +2266,7 @@ version = "0.1.0"
 dependencies = [
  "futures 0.1.26 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 3.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "polkadot-cli 0.4.0",
  "polkadot-network 0.1.0",
  "polkadot-primitives 0.1.0",
@@ -2219,7 +2282,7 @@ dependencies = [
 name = "polkadot-erasure-coding"
 version = "0.1.0"
 dependencies = [
- "parity-codec 3.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "polkadot-primitives 0.1.0",
  "reed-solomon-erasure 4.0.0 (git+https://github.com/paritytech/reed-solomon-erasure)",
  "substrate-primitives 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -2243,7 +2306,7 @@ dependencies = [
  "exit-future 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "futures 0.1.26 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 3.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "parity-codec-derive 3.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "parking_lot 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "polkadot-availability-store 0.1.0",
@@ -2263,7 +2326,7 @@ name = "polkadot-parachain"
 version = "0.1.0"
 dependencies = [
  "error-chain 0.12.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 3.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "parity-codec-derive 3.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_derive 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -2275,7 +2338,7 @@ dependencies = [
 name = "polkadot-primitives"
 version = "0.1.0"
 dependencies = [
- "parity-codec 3.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "parity-codec-derive 3.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "polkadot-parachain 0.1.0",
  "pretty_assertions 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -2297,7 +2360,7 @@ dependencies = [
  "hex-literal 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "libsecp256k1 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)",
- "parity-codec 3.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "parity-codec-derive 3.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "polkadot-primitives 0.1.0",
  "rustc-hex 2.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -2355,7 +2418,7 @@ dependencies = [
  "sr-io 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "sr-primitives 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "substrate-client 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
- "substrate-consensus-aura 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
+ "substrate-consensus-aura 1.1.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "substrate-finality-grandpa 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "substrate-inherents 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "substrate-keystore 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -2370,7 +2433,7 @@ dependencies = [
 name = "polkadot-statement-table"
 version = "0.1.0"
 dependencies = [
- "parity-codec 3.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "parity-codec-derive 3.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "polkadot-primitives 0.1.0",
  "substrate-primitives 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -2384,7 +2447,7 @@ dependencies = [
  "exit-future 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "futures 0.1.26 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 3.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "parking_lot 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "polkadot-availability-store 0.1.0",
  "polkadot-parachain 0.1.0",
@@ -2394,7 +2457,7 @@ dependencies = [
  "sr-primitives 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "srml-aura 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "substrate-client 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
- "substrate-consensus-aura 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
+ "substrate-consensus-aura 1.1.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "substrate-consensus-aura-primitives 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "substrate-consensus-common 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "substrate-finality-grandpa 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -2448,8 +2511,8 @@ version = "0.5.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "proc-macro2 0.4.27 (registry+https://github.com/rust-lang/crates.io-index)",
- "quote 0.6.11 (registry+https://github.com/rust-lang/crates.io-index)",
- "syn 0.15.30 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quote 0.6.12 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syn 0.15.33 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -2482,7 +2545,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "quote"
-version = "0.6.11"
+version = "0.6.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "proc-macro2 0.4.27 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -2863,10 +2926,18 @@ name = "semver-parser"
 version = "0.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
+[[package]]
+name = "send_wrapper"
+version = "0.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
 [[package]]
 name = "serde"
 version = "1.0.89"
 source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "serde_derive 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
+]
 
 [[package]]
 name = "serde_derive"
@@ -2874,8 +2945,8 @@ version = "1.0.89"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "proc-macro2 0.4.27 (registry+https://github.com/rust-lang/crates.io-index)",
- "quote 0.6.11 (registry+https://github.com/rust-lang/crates.io-index)",
- "syn 0.15.30 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quote 0.6.12 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syn 0.15.33 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -2951,6 +3022,9 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 name = "slog"
 version = "2.4.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "erased-serde 0.3.9 (registry+https://github.com/rust-lang/crates.io-index)",
+]
 
 [[package]]
 name = "slog-async"
@@ -2968,6 +3042,7 @@ version = "2.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "chrono 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "erased-serde 0.3.9 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_json 1.0.39 (registry+https://github.com/rust-lang/crates.io-index)",
  "slog 2.4.1 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -2983,6 +3058,16 @@ dependencies = [
  "slog 2.4.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "slog_derive"
+version = "0.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "proc-macro2 0.4.27 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quote 0.6.12 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syn 0.15.33 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "smallvec"
 version = "0.6.9"
@@ -3005,6 +3090,11 @@ dependencies = [
  "subtle 2.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "sourcefile"
+version = "0.1.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
 [[package]]
 name = "spin"
 version = "0.5.0"
@@ -3013,24 +3103,24 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 [[package]]
 name = "sr-api-macros"
 version = "1.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#27772e08fae79977c93f005c6e78e4663f62d0cc"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#ae350506053b186a15fe5ffe2c1e85088b13a619"
 dependencies = [
  "blake2-rfc 0.2.18 (registry+https://github.com/rust-lang/crates.io-index)",
  "proc-macro-crate 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "proc-macro2 0.4.27 (registry+https://github.com/rust-lang/crates.io-index)",
- "quote 0.6.11 (registry+https://github.com/rust-lang/crates.io-index)",
- "syn 0.15.30 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quote 0.6.12 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syn 0.15.33 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "sr-io"
 version = "1.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#27772e08fae79977c93f005c6e78e4663f62d0cc"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#ae350506053b186a15fe5ffe2c1e85088b13a619"
 dependencies = [
  "environmental 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "hash-db 0.12.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "libsecp256k1 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 3.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.5.1 (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 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "substrate-primitives 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -3042,14 +3132,13 @@ dependencies = [
 [[package]]
 name = "sr-primitives"
 version = "1.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#27772e08fae79977c93f005c6e78e4663f62d0cc"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#ae350506053b186a15fe5ffe2c1e85088b13a619"
 dependencies = [
  "integer-sqrt 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (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 3.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-io 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "sr-std 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "substrate-primitives 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -3058,7 +3147,7 @@ dependencies = [
 [[package]]
 name = "sr-std"
 version = "1.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#27772e08fae79977c93f005c6e78e4663f62d0cc"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#ae350506053b186a15fe5ffe2c1e85088b13a619"
 dependencies = [
  "rustc_version 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -3066,12 +3155,11 @@ dependencies = [
 [[package]]
 name = "sr-version"
 version = "1.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#27772e08fae79977c93f005c6e78e4663f62d0cc"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#ae350506053b186a15fe5ffe2c1e85088b13a619"
 dependencies = [
  "impl-serde 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 3.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-primitives 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "sr-std 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
 ]
@@ -3079,10 +3167,9 @@ dependencies = [
 [[package]]
 name = "srml-aura"
 version = "1.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#27772e08fae79977c93f005c6e78e4663f62d0cc"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#ae350506053b186a15fe5ffe2c1e85088b13a619"
 dependencies = [
- "hex-literal 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 3.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-primitives 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "sr-std 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -3097,10 +3184,9 @@ dependencies = [
 [[package]]
 name = "srml-balances"
 version = "1.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#27772e08fae79977c93f005c6e78e4663f62d0cc"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#ae350506053b186a15fe5ffe2c1e85088b13a619"
 dependencies = [
- "hex-literal 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 3.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "safe-mix 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-primitives 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -3113,12 +3199,10 @@ dependencies = [
 [[package]]
 name = "srml-consensus"
 version = "1.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#27772e08fae79977c93f005c6e78e4663f62d0cc"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#ae350506053b186a15fe5ffe2c1e85088b13a619"
 dependencies = [
- "hex-literal 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 3.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-primitives 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "sr-std 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "srml-support 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -3130,9 +3214,9 @@ dependencies = [
 [[package]]
 name = "srml-council"
 version = "1.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#27772e08fae79977c93f005c6e78e4663f62d0cc"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#ae350506053b186a15fe5ffe2c1e85088b13a619"
 dependencies = [
- "parity-codec 3.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "safe-mix 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-io 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -3147,13 +3231,11 @@ dependencies = [
 [[package]]
 name = "srml-democracy"
 version = "1.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#27772e08fae79977c93f005c6e78e4663f62d0cc"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#ae350506053b186a15fe5ffe2c1e85088b13a619"
 dependencies = [
- "hex-literal 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 3.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "safe-mix 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-io 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "sr-primitives 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "sr-std 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -3164,9 +3246,9 @@ dependencies = [
 [[package]]
 name = "srml-executive"
 version = "1.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#27772e08fae79977c93f005c6e78e4663f62d0cc"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#ae350506053b186a15fe5ffe2c1e85088b13a619"
 dependencies = [
- "parity-codec 3.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-io 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "sr-primitives 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -3178,12 +3260,10 @@ dependencies = [
 [[package]]
 name = "srml-finality-tracker"
 version = "1.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#27772e08fae79977c93f005c6e78e4663f62d0cc"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#ae350506053b186a15fe5ffe2c1e85088b13a619"
 dependencies = [
- "hex-literal 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 3.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-primitives 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "sr-std 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "srml-support 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -3194,11 +3274,10 @@ dependencies = [
 [[package]]
 name = "srml-grandpa"
 version = "1.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#27772e08fae79977c93f005c6e78e4663f62d0cc"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#ae350506053b186a15fe5ffe2c1e85088b13a619"
 dependencies = [
- "parity-codec 3.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-primitives 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "sr-std 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "srml-consensus 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -3213,10 +3292,9 @@ dependencies = [
 [[package]]
 name = "srml-indices"
 version = "1.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#27772e08fae79977c93f005c6e78e4663f62d0cc"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#ae350506053b186a15fe5ffe2c1e85088b13a619"
 dependencies = [
- "hex-literal 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 3.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "safe-mix 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-io 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -3231,11 +3309,10 @@ dependencies = [
 [[package]]
 name = "srml-metadata"
 version = "1.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#27772e08fae79977c93f005c6e78e4663f62d0cc"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#ae350506053b186a15fe5ffe2c1e85088b13a619"
 dependencies = [
- "parity-codec 3.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-std 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "substrate-primitives 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
 ]
@@ -3243,10 +3320,9 @@ dependencies = [
 [[package]]
 name = "srml-session"
 version = "1.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#27772e08fae79977c93f005c6e78e4663f62d0cc"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#ae350506053b186a15fe5ffe2c1e85088b13a619"
 dependencies = [
- "hex-literal 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 3.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "safe-mix 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-primitives 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -3260,10 +3336,9 @@ dependencies = [
 [[package]]
 name = "srml-staking"
 version = "1.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#27772e08fae79977c93f005c6e78e4663f62d0cc"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#ae350506053b186a15fe5ffe2c1e85088b13a619"
 dependencies = [
- "hex-literal 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 3.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "safe-mix 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-io 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -3279,10 +3354,9 @@ dependencies = [
 [[package]]
 name = "srml-sudo"
 version = "1.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#27772e08fae79977c93f005c6e78e4663f62d0cc"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#ae350506053b186a15fe5ffe2c1e85088b13a619"
 dependencies = [
- "hex-literal 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 3.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-primitives 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "sr-std 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -3294,15 +3368,13 @@ dependencies = [
 [[package]]
 name = "srml-support"
 version = "1.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#27772e08fae79977c93f005c6e78e4663f62d0cc"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#ae350506053b186a15fe5ffe2c1e85088b13a619"
 dependencies = [
  "bitmask 0.5.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "hex-literal 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "once_cell 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 3.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "paste 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-io 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "sr-primitives 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "sr-std 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -3314,47 +3386,45 @@ dependencies = [
 [[package]]
 name = "srml-support-procedural"
 version = "1.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#27772e08fae79977c93f005c6e78e4663f62d0cc"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#ae350506053b186a15fe5ffe2c1e85088b13a619"
 dependencies = [
  "proc-macro2 0.4.27 (registry+https://github.com/rust-lang/crates.io-index)",
- "quote 0.6.11 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quote 0.6.12 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-api-macros 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "srml-support-procedural-tools 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
- "syn 0.15.30 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syn 0.15.33 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "srml-support-procedural-tools"
 version = "1.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#27772e08fae79977c93f005c6e78e4663f62d0cc"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#ae350506053b186a15fe5ffe2c1e85088b13a619"
 dependencies = [
  "proc-macro-crate 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "proc-macro2 0.4.27 (registry+https://github.com/rust-lang/crates.io-index)",
- "quote 0.6.11 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quote 0.6.12 (registry+https://github.com/rust-lang/crates.io-index)",
  "srml-support-procedural-tools-derive 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
- "syn 0.15.30 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syn 0.15.33 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "srml-support-procedural-tools-derive"
 version = "1.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#27772e08fae79977c93f005c6e78e4663f62d0cc"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#ae350506053b186a15fe5ffe2c1e85088b13a619"
 dependencies = [
  "proc-macro2 0.4.27 (registry+https://github.com/rust-lang/crates.io-index)",
- "quote 0.6.11 (registry+https://github.com/rust-lang/crates.io-index)",
- "syn 0.15.30 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quote 0.6.12 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syn 0.15.33 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "srml-system"
 version = "1.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#27772e08fae79977c93f005c6e78e4663f62d0cc"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#ae350506053b186a15fe5ffe2c1e85088b13a619"
 dependencies = [
- "hex-literal 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 3.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "safe-mix 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-io 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "sr-primitives 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "sr-std 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -3365,10 +3435,9 @@ dependencies = [
 [[package]]
 name = "srml-timestamp"
 version = "1.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#27772e08fae79977c93f005c6e78e4663f62d0cc"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#ae350506053b186a15fe5ffe2c1e85088b13a619"
 dependencies = [
- "hex-literal 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 3.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-primitives 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "sr-std 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -3380,12 +3449,10 @@ dependencies = [
 [[package]]
 name = "srml-treasury"
 version = "1.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#27772e08fae79977c93f005c6e78e4663f62d0cc"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#ae350506053b186a15fe5ffe2c1e85088b13a619"
 dependencies = [
- "hex-literal 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 3.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-primitives 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "sr-std 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "srml-balances 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -3426,10 +3493,10 @@ version = "0.5.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "proc-macro2 0.4.27 (registry+https://github.com/rust-lang/crates.io-index)",
- "quote 0.6.11 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quote 0.6.12 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_derive 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
- "syn 0.15.30 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syn 0.15.33 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -3439,12 +3506,12 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "base-x 0.2.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "proc-macro2 0.4.27 (registry+https://github.com/rust-lang/crates.io-index)",
- "quote 0.6.11 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quote 0.6.12 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_derive 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_json 1.0.39 (registry+https://github.com/rust-lang/crates.io-index)",
  "sha1 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "syn 0.15.30 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syn 0.15.33 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -3486,8 +3553,8 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "heck 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "proc-macro2 0.4.27 (registry+https://github.com/rust-lang/crates.io-index)",
- "quote 0.6.11 (registry+https://github.com/rust-lang/crates.io-index)",
- "syn 0.15.30 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quote 0.6.12 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syn 0.15.33 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -3502,8 +3569,8 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "heck 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "proc-macro2 0.4.27 (registry+https://github.com/rust-lang/crates.io-index)",
- "quote 0.6.11 (registry+https://github.com/rust-lang/crates.io-index)",
- "syn 0.15.30 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quote 0.6.12 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syn 0.15.33 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -3520,7 +3587,7 @@ dependencies = [
 [[package]]
 name = "substrate-cli"
 version = "1.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#27772e08fae79977c93f005c6e78e4663f62d0cc"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#ae350506053b186a15fe5ffe2c1e85088b13a619"
 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)",
@@ -3554,9 +3621,9 @@ dependencies = [
 [[package]]
 name = "substrate-client"
 version = "1.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#27772e08fae79977c93f005c6e78e4663f62d0cc"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#ae350506053b186a15fe5ffe2c1e85088b13a619"
 dependencies = [
- "error-chain 0.12.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "derive_more 0.14.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "fnv 1.0.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "futures 0.1.26 (registry+https://github.com/rust-lang/crates.io-index)",
  "hash-db 0.12.2 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -3564,7 +3631,7 @@ dependencies = [
  "hex-literal 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "kvdb 0.1.0 (git+https://github.com/paritytech/parity-common?rev=b0317f649ab2c665b7987b8475878fc4d2e1f81d)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 3.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "parking_lot 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-api-macros 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "sr-primitives 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -3583,14 +3650,14 @@ dependencies = [
 [[package]]
 name = "substrate-client-db"
 version = "1.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#27772e08fae79977c93f005c6e78e4663f62d0cc"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#ae350506053b186a15fe5ffe2c1e85088b13a619"
 dependencies = [
  "hash-db 0.12.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "kvdb 0.1.0 (git+https://github.com/paritytech/parity-common?rev=b0317f649ab2c665b7987b8475878fc4d2e1f81d)",
  "kvdb-rocksdb 0.1.4 (git+https://github.com/paritytech/parity-common?rev=b0317f649ab2c665b7987b8475878fc4d2e1f81d)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "lru-cache 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 3.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "parking_lot 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-primitives 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "substrate-client 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -3604,13 +3671,13 @@ dependencies = [
 
 [[package]]
 name = "substrate-consensus-aura"
-version = "1.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#27772e08fae79977c93f005c6e78e4663f62d0cc"
+version = "1.1.0"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#ae350506053b186a15fe5ffe2c1e85088b13a619"
 dependencies = [
  "error-chain 0.12.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "futures 0.1.26 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 3.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "parking_lot 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-io 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "sr-primitives 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -3620,9 +3687,9 @@ dependencies = [
  "srml-support 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "substrate-client 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "substrate-consensus-aura-primitives 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
- "substrate-consensus-aura-slots 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "substrate-consensus-authorities 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "substrate-consensus-common 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
+ "substrate-consensus-slots 1.1.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "substrate-inherents 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "substrate-primitives 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "substrate-telemetry 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -3632,37 +3699,18 @@ dependencies = [
 [[package]]
 name = "substrate-consensus-aura-primitives"
 version = "1.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#27772e08fae79977c93f005c6e78e4663f62d0cc"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#ae350506053b186a15fe5ffe2c1e85088b13a619"
 dependencies = [
  "sr-primitives 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "substrate-client 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
 ]
 
-[[package]]
-name = "substrate-consensus-aura-slots"
-version = "1.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#27772e08fae79977c93f005c6e78e4663f62d0cc"
-dependencies = [
- "error-chain 0.12.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "futures 0.1.26 (registry+https://github.com/rust-lang/crates.io-index)",
- "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 3.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "parking_lot 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "sr-primitives 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
- "substrate-client 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
- "substrate-consensus-aura-primitives 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
- "substrate-consensus-common 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
- "substrate-inherents 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
- "substrate-primitives 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
- "tokio 0.1.18 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
 [[package]]
 name = "substrate-consensus-authorities"
 version = "1.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#27772e08fae79977c93f005c6e78e4663f62d0cc"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#ae350506053b186a15fe5ffe2c1e85088b13a619"
 dependencies = [
- "parity-codec 3.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-io 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "sr-primitives 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "sr-std 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -3675,35 +3723,51 @@ dependencies = [
 [[package]]
 name = "substrate-consensus-common"
 version = "1.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#27772e08fae79977c93f005c6e78e4663f62d0cc"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#ae350506053b186a15fe5ffe2c1e85088b13a619"
 dependencies = [
  "crossbeam-channel 0.3.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "error-chain 0.12.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "futures 0.1.26 (registry+https://github.com/rust-lang/crates.io-index)",
- "libp2p 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libp2p 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 3.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-primitives 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "sr-version 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "substrate-inherents 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "substrate-primitives 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
+ "tokio-timer 0.2.10 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "substrate-consensus-slots"
+version = "1.1.0"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#ae350506053b186a15fe5ffe2c1e85088b13a619"
+dependencies = [
+ "error-chain 0.12.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures 0.1.26 (registry+https://github.com/rust-lang/crates.io-index)",
+ "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parking_lot 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "sr-primitives 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
+ "substrate-client 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
+ "substrate-consensus-common 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
+ "substrate-inherents 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
+ "substrate-primitives 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "tokio 0.1.18 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "substrate-executor"
 version = "1.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#27772e08fae79977c93f005c6e78e4663f62d0cc"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#ae350506053b186a15fe5ffe2c1e85088b13a619"
 dependencies = [
  "byteorder 1.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "error-chain 0.12.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "lazy_static 1.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "libsecp256k1 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 3.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "parking_lot 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-io 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "sr-version 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "substrate-panic-handler 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -3718,15 +3782,16 @@ dependencies = [
 [[package]]
 name = "substrate-finality-grandpa"
 version = "1.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#27772e08fae79977c93f005c6e78e4663f62d0cc"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#ae350506053b186a15fe5ffe2c1e85088b13a619"
 dependencies = [
- "finality-grandpa 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "finality-grandpa 0.7.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "fork-tree 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "futures 0.1.26 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 3.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "parking_lot 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "rand 0.6.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_json 1.0.39 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-primitives 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "srml-finality-tracker 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "substrate-client 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -3743,9 +3808,9 @@ dependencies = [
 [[package]]
 name = "substrate-finality-grandpa-primitives"
 version = "1.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#27772e08fae79977c93f005c6e78e4663f62d0cc"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#ae350506053b186a15fe5ffe2c1e85088b13a619"
 dependencies = [
- "parity-codec 3.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-primitives 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "sr-std 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "substrate-client 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -3755,9 +3820,9 @@ dependencies = [
 [[package]]
 name = "substrate-inherents"
 version = "1.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#27772e08fae79977c93f005c6e78e4663f62d0cc"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#ae350506053b186a15fe5ffe2c1e85088b13a619"
 dependencies = [
- "parity-codec 3.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "parking_lot 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-primitives 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "sr-std 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -3766,10 +3831,10 @@ dependencies = [
 [[package]]
 name = "substrate-keyring"
 version = "1.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#27772e08fae79977c93f005c6e78e4663f62d0cc"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#ae350506053b186a15fe5ffe2c1e85088b13a619"
 dependencies = [
- "hex-literal 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "lazy_static 1.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "sr-primitives 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "strum 0.14.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "strum_macros 0.14.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "substrate-primitives 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -3778,14 +3843,12 @@ dependencies = [
 [[package]]
 name = "substrate-keystore"
 version = "1.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#27772e08fae79977c93f005c6e78e4663f62d0cc"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#ae350506053b186a15fe5ffe2c1e85088b13a619"
 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 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "rand 0.6.5 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_json 1.0.39 (registry+https://github.com/rust-lang/crates.io-index)",
  "substrate-primitives 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "subtle 2.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -3794,7 +3857,7 @@ dependencies = [
 [[package]]
 name = "substrate-network"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#27772e08fae79977c93f005c6e78e4663f62d0cc"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#ae350506053b186a15fe5ffe2c1e85088b13a619"
 dependencies = [
  "bitflags 1.0.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "crossbeam-channel 0.3.8 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -3805,7 +3868,7 @@ dependencies = [
  "linked_hash_set 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "lru-cache 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 3.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "parking_lot 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "rand 0.6.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "rustc-hex 2.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -3821,24 +3884,25 @@ dependencies = [
 [[package]]
 name = "substrate-network-libp2p"
 version = "1.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#27772e08fae79977c93f005c6e78e4663f62d0cc"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#ae350506053b186a15fe5ffe2c1e85088b13a619"
 dependencies = [
  "byteorder 1.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "bytes 0.4.12 (registry+https://github.com/rust-lang/crates.io-index)",
+ "erased-serde 0.3.9 (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 0.1.26 (registry+https://github.com/rust-lang/crates.io-index)",
  "lazy_static 1.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "libp2p 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libp2p 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "parking_lot 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "rand 0.6.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_json 1.0.39 (registry+https://github.com/rust-lang/crates.io-index)",
+ "slog 2.4.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "slog_derive 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "smallvec 0.6.9 (registry+https://github.com/rust-lang/crates.io-index)",
  "substrate-peerset 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
- "tokio 0.1.18 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-io 0.1.12 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-timer 0.2.10 (registry+https://github.com/rust-lang/crates.io-index)",
  "unsigned-varint 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -3848,11 +3912,11 @@ dependencies = [
 [[package]]
 name = "substrate-offchain"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#27772e08fae79977c93f005c6e78e4663f62d0cc"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#ae350506053b186a15fe5ffe2c1e85088b13a619"
 dependencies = [
  "futures 0.1.26 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 3.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-primitives 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "substrate-client 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "substrate-consensus-common 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -3866,7 +3930,7 @@ dependencies = [
 [[package]]
 name = "substrate-offchain-primitives"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#27772e08fae79977c93f005c6e78e4663f62d0cc"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#ae350506053b186a15fe5ffe2c1e85088b13a619"
 dependencies = [
  "sr-primitives 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "substrate-client 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -3875,7 +3939,7 @@ dependencies = [
 [[package]]
 name = "substrate-panic-handler"
 version = "1.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#27772e08fae79977c93f005c6e78e4663f62d0cc"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#ae350506053b186a15fe5ffe2c1e85088b13a619"
 dependencies = [
  "backtrace 0.3.14 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -3884,24 +3948,20 @@ dependencies = [
 [[package]]
 name = "substrate-peerset"
 version = "1.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#27772e08fae79977c93f005c6e78e4663f62d0cc"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#ae350506053b186a15fe5ffe2c1e85088b13a619"
 dependencies = [
- "fnv 1.0.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "futures 0.1.26 (registry+https://github.com/rust-lang/crates.io-index)",
- "libp2p 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libp2p 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "linked-hash-map 0.5.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "parking_lot 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "rand 0.6.5 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
+ "lru-cache 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_json 1.0.39 (registry+https://github.com/rust-lang/crates.io-index)",
- "tokio-io 0.1.12 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "substrate-primitives"
 version = "1.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#27772e08fae79977c93f005c6e78e4663f62d0cc"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#ae350506053b186a15fe5ffe2c1e85088b13a619"
 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)",
@@ -3909,9 +3969,8 @@ dependencies = [
  "hash-db 0.12.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "hash256-std-hasher 0.12.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "hex 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "hex-literal 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "impl-serde 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 3.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "primitive-types 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "rand 0.6.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "regex 1.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -3919,12 +3978,11 @@ dependencies = [
  "rustc-hex 2.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "schnorrkel 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
  "sha2 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-std 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "substrate-bip39 0.2.1 (git+https://github.com/paritytech/substrate-bip39)",
  "tiny-bip39 0.6.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "twox-hash 1.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "twox-hash 1.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "untrusted 0.6.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "wasmi 0.4.4 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -3932,17 +3990,16 @@ dependencies = [
 [[package]]
 name = "substrate-rpc"
 version = "1.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#27772e08fae79977c93f005c6e78e4663f62d0cc"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#ae350506053b186a15fe5ffe2c1e85088b13a619"
 dependencies = [
  "error-chain 0.12.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "jsonrpc-core 10.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "jsonrpc-derive 10.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "jsonrpc-pubsub 10.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 3.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "parking_lot 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_json 1.0.39 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-primitives 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "sr-version 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -3958,7 +4015,7 @@ dependencies = [
 [[package]]
 name = "substrate-rpc-servers"
 version = "1.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#27772e08fae79977c93f005c6e78e4663f62d0cc"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#ae350506053b186a15fe5ffe2c1e85088b13a619"
 dependencies = [
  "jsonrpc-http-server 10.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "jsonrpc-pubsub 10.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -3972,7 +4029,7 @@ dependencies = [
 [[package]]
 name = "substrate-serializer"
 version = "1.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#27772e08fae79977c93f005c6e78e4663f62d0cc"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#ae350506053b186a15fe5ffe2c1e85088b13a619"
 dependencies = [
  "serde 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_json 1.0.39 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -3981,17 +4038,16 @@ dependencies = [
 [[package]]
 name = "substrate-service"
 version = "1.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#27772e08fae79977c93f005c6e78e4663f62d0cc"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#ae350506053b186a15fe5ffe2c1e85088b13a619"
 dependencies = [
  "error-chain 0.12.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "exit-future 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "futures 0.1.26 (registry+https://github.com/rust-lang/crates.io-index)",
  "lazy_static 1.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 3.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "parking_lot 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_json 1.0.39 (registry+https://github.com/rust-lang/crates.io-index)",
  "slog 2.4.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-io 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -4015,10 +4071,10 @@ dependencies = [
 [[package]]
 name = "substrate-state-db"
 version = "1.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#27772e08fae79977c93f005c6e78e4663f62d0cc"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#ae350506053b186a15fe5ffe2c1e85088b13a619"
 dependencies = [
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 3.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "parking_lot 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "substrate-primitives 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
 ]
@@ -4026,13 +4082,12 @@ dependencies = [
 [[package]]
 name = "substrate-state-machine"
 version = "1.0.0"
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 dependencies = [
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  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 3.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
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@@ -4044,14 +4099,14 @@ dependencies = [
 [[package]]
 name = "substrate-telemetry"
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-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#27772e08fae79977c93f005c6e78e4663f62d0cc"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#ae350506053b186a15fe5ffe2c1e85088b13a619"
 dependencies = [
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- "serde_derive 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_json 1.0.39 (registry+https://github.com/rust-lang/crates.io-index)",
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@@ -4062,14 +4117,13 @@ dependencies = [
 [[package]]
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-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#27772e08fae79977c93f005c6e78e4663f62d0cc"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#ae350506053b186a15fe5ffe2c1e85088b13a619"
 dependencies = [
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  "substrate-primitives 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
 ]
@@ -4077,12 +4131,12 @@ dependencies = [
 [[package]]
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-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#27772e08fae79977c93f005c6e78e4663f62d0cc"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#ae350506053b186a15fe5ffe2c1e85088b13a619"
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  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 3.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
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@@ -4093,12 +4147,13 @@ dependencies = [
 [[package]]
 name = "substrate-trie"
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-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#27772e08fae79977c93f005c6e78e4663f62d0cc"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#ae350506053b186a15fe5ffe2c1e85088b13a619"
 dependencies = [
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- "parity-codec 3.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-std 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
+ "substrate-primitives 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "trie-db 0.12.2 (registry+https://github.com/rust-lang/crates.io-index)",
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 ]
@@ -4115,11 +4170,11 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "syn"
-version = "0.15.30"
+version = "0.15.33"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "proc-macro2 0.4.27 (registry+https://github.com/rust-lang/crates.io-index)",
- "quote 0.6.11 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quote 0.6.12 (registry+https://github.com/rust-lang/crates.io-index)",
  "unicode-xid 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
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@@ -4129,8 +4184,8 @@ version = "0.10.1"
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 dependencies = [
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- "quote 0.6.11 (registry+https://github.com/rust-lang/crates.io-index)",
- "syn 0.15.30 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quote 0.6.12 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syn 0.15.33 (registry+https://github.com/rust-lang/crates.io-index)",
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 ]
 
@@ -4494,7 +4549,7 @@ dependencies = [
 
 [[package]]
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 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
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@@ -4642,6 +4697,79 @@ dependencies = [
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 ]
 
+[[package]]
+name = "wasm-bindgen"
+version = "0.2.43"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "wasm-bindgen-macro 0.2.43 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "wasm-bindgen-backend"
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+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
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+ "lazy_static 1.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "proc-macro2 0.4.27 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quote 0.6.12 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syn 0.15.33 (registry+https://github.com/rust-lang/crates.io-index)",
+ "wasm-bindgen-shared 0.2.43 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "wasm-bindgen-futures"
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+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
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+ "js-sys 0.3.20 (registry+https://github.com/rust-lang/crates.io-index)",
+ "wasm-bindgen 0.2.43 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
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+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "quote 0.6.12 (registry+https://github.com/rust-lang/crates.io-index)",
+ "wasm-bindgen-macro-support 0.2.43 (registry+https://github.com/rust-lang/crates.io-index)",
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+
+[[package]]
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+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
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+ "quote 0.6.12 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syn 0.15.33 (registry+https://github.com/rust-lang/crates.io-index)",
+ "wasm-bindgen-backend 0.2.43 (registry+https://github.com/rust-lang/crates.io-index)",
+ "wasm-bindgen-shared 0.2.43 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "wasm-bindgen-shared"
+version = "0.2.43"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
+[[package]]
+name = "wasm-bindgen-webidl"
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+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "failure 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "heck 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "proc-macro2 0.4.27 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quote 0.6.12 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syn 0.15.33 (registry+https://github.com/rust-lang/crates.io-index)",
+ "wasm-bindgen-backend 0.2.43 (registry+https://github.com/rust-lang/crates.io-index)",
+ "weedle 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
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@@ -4651,6 +4779,19 @@ dependencies = [
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 ]
 
+[[package]]
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+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "env_logger 0.6.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "failure 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "js-sys 0.3.20 (registry+https://github.com/rust-lang/crates.io-index)",
+ "sourcefile 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "wasm-bindgen 0.2.43 (registry+https://github.com/rust-lang/crates.io-index)",
+ "wasm-bindgen-webidl 0.2.43 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "websocket"
 version = "0.22.3"
@@ -4671,6 +4812,14 @@ dependencies = [
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 ]
 
+[[package]]
+name = "weedle"
+version = "0.8.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "nom 4.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "which"
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@@ -4770,7 +4919,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "yamux"
-version = "0.1.9"
+version = "0.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
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@@ -4823,11 +4972,13 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 "checksum block-cipher-trait 0.6.2 (registry+https://github.com/rust-lang/crates.io-index)" = "1c924d49bd09e7c06003acda26cd9742e796e34282ec6c1189404dee0c1f4774"
 "checksum block-padding 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)" = "d75255892aeb580d3c566f213a2b6fdc1c66667839f45719ee1d30ebf2aea591"
 "checksum bs58 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)" = "0de79cfb98e7aa9988188784d8664b4b5dad6eaaa0863b91d9a4ed871d4f7a42"
+"checksum bumpalo 2.4.1 (registry+https://github.com/rust-lang/crates.io-index)" = "4639720be048090544634e0402490838995ccdc9d2fe648f528f30d3c33ae71f"
 "checksum byte-tools 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)" = "560c32574a12a89ecd91f5e742165893f86e3ab98d21f8ea548658eb9eef5f40"
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 "checksum bytes 0.4.12 (registry+https://github.com/rust-lang/crates.io-index)" = "206fdffcfa2df7cbe15601ef46c813fce0965eb3286db6b56c583b814b51c81c"
+"checksum c_linked_list 1.1.1 (registry+https://github.com/rust-lang/crates.io-index)" = "4964518bd3b4a8190e832886cdc0da9794f12e8e6c1613a9e90ff331c4c8724b"
 "checksum cc 1.0.26 (registry+https://github.com/rust-lang/crates.io-index)" = "389803e36973d242e7fecb092b2de44a3d35ac62524b3b9339e51d577d668e02"
 "checksum cexpr 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)" = "a7fa24eb00d5ffab90eaeaf1092ac85c04c64aaf358ea6f84505b8116d24c6af"
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@@ -4858,6 +5009,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 "checksum cuckoofilter 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)" = "8dd43f7cfaffe0a386636a10baea2ee05cc50df3b77bea4a456c9572a939bf1f"
 "checksum curve25519-dalek 1.1.3 (registry+https://github.com/rust-lang/crates.io-index)" = "e1f8a6fc0376eb52dc18af94915cc04dfdf8353746c0e8c550ae683a0815e5c1"
 "checksum data-encoding 2.1.2 (registry+https://github.com/rust-lang/crates.io-index)" = "f4f47ca1860a761136924ddd2422ba77b2ea54fe8cc75b9040804a0d9d32ad97"
+"checksum derive_more 0.14.0 (registry+https://github.com/rust-lang/crates.io-index)" = "fbe9f11be34f800b3ecaaed0ec9ec2e015d1d0ba0c8644c1310f73d6e8994615"
 "checksum difference 2.0.0 (registry+https://github.com/rust-lang/crates.io-index)" = "524cbf6897b527295dff137cec09ecf3a05f4fddffd7dfcd1585403449e74198"
 "checksum digest 0.6.2 (registry+https://github.com/rust-lang/crates.io-index)" = "e5b29bf156f3f4b3c4f610a25ff69370616ae6e0657d416de22645483e72af0a"
 "checksum digest 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)" = "05f47366984d3ad862010e22c7ce81a7dbcaebbdfb37241a620f8b6596ee135c"
@@ -4868,13 +5020,14 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 "checksum elastic-array 0.10.2 (registry+https://github.com/rust-lang/crates.io-index)" = "073be79b6538296faf81c631872676600616073817dd9a440c477ad09b408983"
 "checksum env_logger 0.6.1 (registry+https://github.com/rust-lang/crates.io-index)" = "b61fa891024a945da30a9581546e8cfaf5602c7b3f4c137a2805cf388f92075a"
 "checksum environmental 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)" = "5c7464757b80de8930c91c9afe77ddce501826bf9d134a87db2c67d9dc177e2c"
+"checksum erased-serde 0.3.9 (registry+https://github.com/rust-lang/crates.io-index)" = "3beee4bc16478a1b26f2e80ad819a52d24745e292f521a63c16eea5f74b7eb60"
 "checksum error-chain 0.12.0 (registry+https://github.com/rust-lang/crates.io-index)" = "07e791d3be96241c77c43846b665ef1384606da2cd2a48730abe606a12906e02"
 "checksum exit-future 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)" = "d8013f441e38e31c670e7f34ec8f1d5d3a2bd9d303c1ff83976ca886005e8f48"
 "checksum failure 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)" = "795bd83d3abeb9220f257e597aa0080a508b27533824adf336529648f6abf7e2"
 "checksum failure_derive 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)" = "ea1063915fd7ef4309e222a5a07cf9c319fb9c7836b1f89b85458672dbb127e1"
 "checksum fake-simd 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)" = "e88a8acf291dafb59c2d96e8f59828f3838bb1a70398823ade51a84de6a6deed"
 "checksum fdlimit 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)" = "b1ee15a7050e5580b3712877157068ea713b245b080ff302ae2ca973cfcd9baa"
-"checksum finality-grandpa 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)" = "d415e902db2b87bd5a7df7a2b2de97a4566727a23b95ff39e1bfec25a66d4d1c"
+"checksum finality-grandpa 0.7.2 (registry+https://github.com/rust-lang/crates.io-index)" = "5cdd9ef7c48777665dacc9657c272778121d4d09848100bcc2bd9c773c6cf837"
 "checksum fixed-hash 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)" = "a557e80084b05c32b455963ff565a9de6f2866da023d6671705c6aff6f65e01c"
 "checksum fnv 1.0.6 (registry+https://github.com/rust-lang/crates.io-index)" = "2fad85553e09a6f881f739c29f0b00b0f01357c743266d478b68951ce23285f3"
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@@ -4889,6 +5042,8 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 "checksum gcc 0.3.55 (registry+https://github.com/rust-lang/crates.io-index)" = "8f5f3913fa0bfe7ee1fd8248b6b9f42a5af4b9d65ec2dd2c3c26132b950ecfc2"
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@@ -5191,7 +5350,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 "checksum trie-root 0.12.2 (registry+https://github.com/rust-lang/crates.io-index)" = "cfa2e20c4f1418ac2e71ddc418e35e1b56e34022e2146209ffdbf1b2de8b1bd9"
 "checksum try-lock 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)" = "e604eb7b43c06650e854be16a2a03155743d3752dd1c943f6829e26b7a36e382"
 "checksum twofish 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)" = "712d261e83e727c8e2dbb75dacac67c36e35db36a958ee504f2164fc052434e1"
-"checksum twox-hash 1.1.2 (registry+https://github.com/rust-lang/crates.io-index)" = "555cd4909480122bbbf21e34faac4cb08a171f324775670447ed116726c474af"
+"checksum twox-hash 1.2.0 (registry+https://github.com/rust-lang/crates.io-index)" = "09871da9f15424236082e0b220fd404a4eb6bebc7205c67653701229234ac64c"
 "checksum typeable 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)" = "1410f6f91f21d1612654e7cc69193b0334f909dcf2c790c4826254fbb86f8887"
 "checksum typenum 1.10.0 (registry+https://github.com/rust-lang/crates.io-index)" = "612d636f949607bdf9b123b4a6f6d966dedf3ff669f7f045890d3a4a73948169"
 "checksum ucd-util 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)" = "535c204ee4d8434478593480b8f86ab45ec9aae0e83c568ca81abf0fd0e88f86"
@@ -5213,8 +5372,17 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 "checksum version_check 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)" = "914b1a6776c4c929a602fafd8bc742e06365d4bcbe48c30f9cca5824f70dc9dd"
 "checksum void 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)" = "6a02e4885ed3bc0f2de90ea6dd45ebcbb66dacffe03547fadbb0eeae2770887d"
 "checksum want 0.0.6 (registry+https://github.com/rust-lang/crates.io-index)" = "797464475f30ddb8830cc529aaaae648d581f99e2036a928877dfde027ddf6b3"
+"checksum wasm-bindgen 0.2.43 (registry+https://github.com/rust-lang/crates.io-index)" = "546e4ab1bf7f9a3532d21472efd72d01a23f55abd885c60b165f393394dbad95"
+"checksum wasm-bindgen-backend 0.2.43 (registry+https://github.com/rust-lang/crates.io-index)" = "7b84bedebfd6ae3522cce59dec6b52ee6c53ceeaae8541668c15b9f42df8ecab"
+"checksum wasm-bindgen-futures 0.3.20 (registry+https://github.com/rust-lang/crates.io-index)" = "c6fc76797785881eac82f72e9b676032a737dea717103878100dbf6106d8d2cb"
+"checksum wasm-bindgen-macro 0.2.43 (registry+https://github.com/rust-lang/crates.io-index)" = "f2a033fc6bfd5e486a488b0e19d7d1bb29e667ebb91db85f698381a8aa831786"
+"checksum wasm-bindgen-macro-support 0.2.43 (registry+https://github.com/rust-lang/crates.io-index)" = "fba68375ef8f095c4a169c093c95ed2e1b5e44f7872f3bcbcafe2c51b4a80480"
+"checksum wasm-bindgen-shared 0.2.43 (registry+https://github.com/rust-lang/crates.io-index)" = "321949f4d7f7bf7a49dccd464bdc46581b180f761d9505e4943926d50b2a4a64"
+"checksum wasm-bindgen-webidl 0.2.43 (registry+https://github.com/rust-lang/crates.io-index)" = "b8c2c2b45b827f96657beea954a5430d37da4cf477d2874595f5f0a6ad027980"
 "checksum wasmi 0.4.4 (registry+https://github.com/rust-lang/crates.io-index)" = "f6a891b45c79e9f96fb66cc84a057211ef9cd2e5e8d093f3dbbd480e146a8758"
+"checksum web-sys 0.3.20 (registry+https://github.com/rust-lang/crates.io-index)" = "47ad2ecfe3793a87a0aa49562ad6f01cb3af3c870213283bc60032ec8dd7e62a"
 "checksum websocket 0.22.3 (registry+https://github.com/rust-lang/crates.io-index)" = "7cc2d74d89f9df981ab41ae624e33cf302fdf456b93455c6a31911a99c9f0bb8"
+"checksum weedle 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)" = "26a4c67f132386d965390b8a734d5d10adbcd30eb5cc74bd9229af8b83f10044"
 "checksum which 2.0.1 (registry+https://github.com/rust-lang/crates.io-index)" = "b57acb10231b9493c8472b20cb57317d0679a49e0bdbee44b3b803a6473af164"
 "checksum winapi 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)" = "167dc9d6949a9b857f3451275e911c3f44255842c1f7a76f33c55103a909087a"
 "checksum winapi 0.3.7 (registry+https://github.com/rust-lang/crates.io-index)" = "f10e386af2b13e47c89e7236a7a14a086791a2b88ebad6df9bf42040195cf770"
@@ -5227,5 +5395,5 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 "checksum ws2_32-sys 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)" = "d59cefebd0c892fa2dd6de581e937301d8552cb44489cdff035c6187cb63fa5e"
 "checksum x25519-dalek 0.5.2 (registry+https://github.com/rust-lang/crates.io-index)" = "7ee1585dc1484373cbc1cee7aafda26634665cf449436fd6e24bfd1fad230538"
 "checksum xdg 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)" = "d089681aa106a86fade1b0128fb5daf07d5867a509ab036d99988dec80429a57"
-"checksum yamux 0.1.9 (registry+https://github.com/rust-lang/crates.io-index)" = "302defd1bed8a9a6d43b82f0e5a50510dfdfbbd02c270c93ff9d6f3f5e2dea89"
+"checksum yamux 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)" = "01bd67889938c48f0049fc60a77341039e6c3eaf16cb7693e6ead7c0ba701295"
 "checksum zeroize 0.5.2 (registry+https://github.com/rust-lang/crates.io-index)" = "8ddfeb6eee2fb3b262ef6e0898a52b7563bb8e0d5955a313b3cf2f808246ea14"
diff --git a/polkadot/cli/src/lib.rs b/polkadot/cli/src/lib.rs
index 7de2ed9d5d..3b7aea3a02 100644
--- a/polkadot/cli/src/lib.rs
+++ b/polkadot/cli/src/lib.rs
@@ -86,7 +86,7 @@ pub fn run<I, T, W>(args: I, worker: W, version: cli::VersionInfo) -> error::Res
 {
 	cli::parse_and_execute::<service::Factory, NoCustom, NoCustom, _, _, _, _, _>(
 		load_spec, &version, "parity-polkadot", args, worker,
-		|worker, _custom_args, mut config| {
+		|worker, _cli_args, _custom_args, mut config| {
 			info!("{}", version.name);
 			info!("  version {}", config.full_version());
 			info!("  by {}, 2017-2019", version.author);
diff --git a/polkadot/network/src/gossip.rs b/polkadot/network/src/gossip.rs
index c5abed7817..443b45d5e7 100644
--- a/polkadot/network/src/gossip.rs
+++ b/polkadot/network/src/gossip.rs
@@ -16,11 +16,13 @@
 
 //! Gossip messages and the message validator
 
+use substrate_network::PeerId;
 use substrate_network::consensus_gossip::{
 	self as network_gossip, ValidationResult as GossipValidationResult,
+	ValidatorContext,
 };
 use polkadot_validation::SignedStatement;
-use polkadot_primitives::{Hash, SessionKey};
+use polkadot_primitives::{Block, Hash, SessionKey};
 use codec::Decode;
 
 use std::collections::HashMap;
@@ -80,7 +82,9 @@ pub fn register_validator<O: KnownOracle + 'static>(
 	});
 
 	let gossip_side = validator.clone();
-	service.with_gossip(|gossip, _| gossip.register_validator(POLKADOT_ENGINE_ID, gossip_side));
+	service.with_gossip(|gossip, ctx|
+		gossip.register_validator(ctx, POLKADOT_ENGINE_ID, gossip_side)
+	);
 
 	RegisteredMessageValidator { inner: validator as _ }
 }
@@ -140,29 +144,34 @@ pub struct MessageValidator<O: ?Sized> {
 	oracle: O,
 }
 
-impl<O: KnownOracle + ?Sized> network_gossip::Validator<Hash> for MessageValidator<O> {
-	fn validate(&self, mut data: &[u8]) -> GossipValidationResult<Hash> {
+impl<O: KnownOracle + ?Sized> network_gossip::Validator<Block> for MessageValidator<O> {
+	fn validate(&self, context: &mut ValidatorContext<Block>, _sender: &PeerId, mut data: &[u8])
+		-> GossipValidationResult<Hash>
+	{
+		let orig_data = data;
 		match GossipMessage::decode(&mut data) {
 			Some(GossipMessage { relay_parent, statement }) => {
 				let live = self.live_session.read();
 				let topic = || ::router::attestation_topic(relay_parent.clone());
 				if let Some(validation) = live.get(&relay_parent) {
 					if validation.check_statement(&relay_parent, &statement) {
-						GossipValidationResult::Valid(topic())
+						// repropagate
+						let topic = topic();
+						context.broadcast_message(topic, orig_data.to_owned(), false);
+						GossipValidationResult::ProcessAndKeep(topic)
 					} else {
-						GossipValidationResult::Invalid
+						GossipValidationResult::Discard
 					}
 				} else {
 					match self.oracle.is_known(&relay_parent) {
-						None | Some(Known::Leaf) => GossipValidationResult::Future(topic()),
-						Some(Known::Old) => GossipValidationResult::Expired,
-						Some(Known::Bad) => GossipValidationResult::Invalid,
+						None | Some(Known::Leaf) => GossipValidationResult::ProcessAndKeep(topic()),
+						Some(Known::Old) | Some(Known::Bad) => GossipValidationResult::Discard,
 					}
 				}
 			}
 			None => {
 				debug!(target: "validation", "Error decoding gossip message");
-				GossipValidationResult::Invalid
+				GossipValidationResult::Discard
 			}
 		}
 	}
diff --git a/polkadot/network/src/lib.rs b/polkadot/network/src/lib.rs
index dd96652374..08d89f45af 100644
--- a/polkadot/network/src/lib.rs
+++ b/polkadot/network/src/lib.rs
@@ -73,9 +73,6 @@ use std::collections::{HashMap, HashSet};
 #[cfg(test)]
 mod tests;
 
-/// Polkadot protocol id.
-pub const DOT_PROTOCOL_ID: ::substrate_network::ProtocolId = *b"dot";
-
 type FullStatus = GenericFullStatus<Block>;
 
 /// Specialization of the network service for the polkadot protocol.
@@ -188,7 +185,7 @@ pub enum Message {
 fn send_polkadot_message(ctx: &mut Context<Block>, to: PeerId, message: Message) {
 	trace!(target: "p_net", "Sending polkadot message to {}: {:?}", to, message);
 	let encoded = message.encode();
-	ctx.send_message(to, generic_message::Message::ChainSpecific(encoded))
+	ctx.send_chain_specific(to, encoded)
 }
 
 /// Polkadot protocol attachment for substrate.
diff --git a/polkadot/network/src/router.rs b/polkadot/network/src/router.rs
index 9adbb3b644..e82be09ab6 100644
--- a/polkadot/network/src/router.rs
+++ b/polkadot/network/src/router.rs
@@ -88,7 +88,7 @@ impl<P, E, N: NetworkService, T> Router<P, E, N, T> {
 		self.network().gossip_messages_for(self.attestation_topic)
 			.filter_map(|msg| {
 				debug!(target: "validation", "Processing statement for live validation session");
-				crate::gossip::GossipMessage::decode(&mut &msg[..])
+				crate::gossip::GossipMessage::decode(&mut &msg.message[..])
 			})
 			.map(|msg| msg.statement)
 	}
diff --git a/polkadot/network/src/tests/mod.rs b/polkadot/network/src/tests/mod.rs
index 8d3cf21b10..d936aac28e 100644
--- a/polkadot/network/src/tests/mod.rs
+++ b/polkadot/network/src/tests/mod.rs
@@ -29,8 +29,8 @@ use substrate_primitives::crypto::UncheckedInto;
 use codec::Encode;
 use substrate_network::{
 	Severity, PeerId, PeerInfo, ClientHandle, Context, config::Roles,
-	message::Message as SubstrateMessage, specialization::NetworkSpecialization,
-	generic_message::Message as GenericMessage
+	message::{BlockRequest, generic::ConsensusMessage},
+	specialization::NetworkSpecialization, generic_message::Message as GenericMessage
 };
 
 use futures::Future;
@@ -41,7 +41,7 @@ mod validation;
 struct TestContext {
 	disabled: Vec<PeerId>,
 	disconnected: Vec<PeerId>,
-	messages: Vec<(PeerId, SubstrateMessage<Block>)>,
+	messages: Vec<(PeerId, Vec<u8>)>,
 }
 
 impl Context<Block> for TestContext {
@@ -60,20 +60,25 @@ impl Context<Block> for TestContext {
 		unimplemented!()
 	}
 
-	fn send_message(&mut self, who: PeerId, data: SubstrateMessage<Block>) {
-		self.messages.push((who, data))
+	fn send_block_request(&mut self, _who: PeerId, _request: BlockRequest<Block>) {
+		unimplemented!()
+	}
+
+	fn send_consensus(&mut self, _who: PeerId, _consensus: ConsensusMessage) {
+		unimplemented!()
+	}
+
+	fn send_chain_specific(&mut self, who: PeerId, message: Vec<u8>){
+		self.messages.push((who, message))
 	}
 }
 
 impl TestContext {
 	fn has_message(&self, to: PeerId, message: Message) -> bool {
-		use substrate_network::generic_message::Message as GenericMessage;
-
 		let encoded = message.encode();
-		self.messages.iter().any(|&(ref peer, ref msg)| match msg {
-			GenericMessage::ChainSpecific(ref data) => peer == &to && data == &encoded,
-			_ => false,
-		})
+		self.messages.iter().any(|&(ref peer, ref data)|
+			peer == &to && data == &encoded
+		)
 	}
 }
 
diff --git a/polkadot/network/src/tests/validation.rs b/polkadot/network/src/tests/validation.rs
index 3562ac2fa7..3724d051bf 100644
--- a/polkadot/network/src/tests/validation.rs
+++ b/polkadot/network/src/tests/validation.rs
@@ -18,6 +18,7 @@
 
 use validation::NetworkService;
 use substrate_network::Context as NetContext;
+use substrate_network::consensus_gossip::TopicNotification;
 use substrate_primitives::{NativeOrEncoded, ExecutionContext};
 use substrate_keyring::AuthorityKeyring;
 use {PolkadotProtocol};
@@ -52,25 +53,32 @@ impl Future for NeverExit {
 	}
 }
 
+fn clone_gossip(n: &TopicNotification) -> TopicNotification {
+	TopicNotification {
+		message: n.message.clone(),
+		sender: n.sender.clone(),
+	}
+}
+
 struct GossipRouter {
-	incoming_messages: mpsc::UnboundedReceiver<(Hash, Vec<u8>)>,
-	incoming_streams: mpsc::UnboundedReceiver<(Hash, mpsc::UnboundedSender<Vec<u8>>)>,
-	outgoing: Vec<(Hash, mpsc::UnboundedSender<Vec<u8>>)>,
-	messages: Vec<(Hash, Vec<u8>)>,
+	incoming_messages: mpsc::UnboundedReceiver<(Hash, TopicNotification)>,
+	incoming_streams: mpsc::UnboundedReceiver<(Hash, mpsc::UnboundedSender<TopicNotification>)>,
+	outgoing: Vec<(Hash, mpsc::UnboundedSender<TopicNotification>)>,
+	messages: Vec<(Hash, TopicNotification)>,
 }
 
 impl GossipRouter {
-	fn add_message(&mut self, topic: Hash, message: Vec<u8>) {
+	fn add_message(&mut self, topic: Hash, message: TopicNotification) {
 		self.outgoing.retain(|&(ref o_topic, ref sender)| {
-			o_topic != &topic || sender.unbounded_send(message.clone()).is_ok()
+			o_topic != &topic || sender.unbounded_send(clone_gossip(&message)).is_ok()
 		});
 		self.messages.push((topic, message));
 	}
 
-	fn add_outgoing(&mut self, topic: Hash, sender: mpsc::UnboundedSender<Vec<u8>>) {
+	fn add_outgoing(&mut self, topic: Hash, sender: mpsc::UnboundedSender<TopicNotification>) {
 		for message in self.messages.iter()
 			.filter(|&&(ref t, _)| t == &topic)
-			.map(|&(_, ref msg)| msg.clone())
+			.map(|&(_, ref msg)| clone_gossip(msg))
 		{
 			if let Err(_) = sender.unbounded_send(message) { return }
 		}
@@ -107,8 +115,8 @@ impl Future for GossipRouter {
 
 #[derive(Clone)]
 struct GossipHandle {
-	send_message: mpsc::UnboundedSender<(Hash, Vec<u8>)>,
-	send_listener: mpsc::UnboundedSender<(Hash, mpsc::UnboundedSender<Vec<u8>>)>,
+	send_message: mpsc::UnboundedSender<(Hash, TopicNotification)>,
+	send_listener: mpsc::UnboundedSender<(Hash, mpsc::UnboundedSender<TopicNotification>)>,
 }
 
 fn make_gossip() -> (GossipRouter, GossipHandle) {
@@ -132,14 +140,15 @@ struct TestNetwork {
 }
 
 impl NetworkService for TestNetwork {
-	fn gossip_messages_for(&self, topic: Hash) -> mpsc::UnboundedReceiver<Vec<u8>> {
+	fn gossip_messages_for(&self, topic: Hash) -> mpsc::UnboundedReceiver<TopicNotification> {
 		let (tx, rx) = mpsc::unbounded();
 		let _  = self.gossip.send_listener.unbounded_send((topic, tx));
 		rx
 	}
 
 	fn gossip_message(&self, topic: Hash, message: Vec<u8>) {
-		let _ = self.gossip.send_message.unbounded_send((topic, message));
+		let notification = TopicNotification { message, sender: None };
+		let _ = self.gossip.send_message.unbounded_send((topic, notification));
 	}
 
 	fn drop_gossip(&self, _topic: Hash) {}
@@ -233,6 +242,12 @@ impl ApiExt<Block> for RuntimeApi {
 	fn runtime_version_at(&self, _: &BlockId) -> ClientResult<RuntimeVersion> {
 		unimplemented!("Not required for testing!")
 	}
+
+	fn record_proof(&mut self) { }
+
+	fn extract_proof(&mut self) -> Option<Vec<Vec<u8>>> {
+		None
+	}
 }
 
 impl ParachainHost<Block> for RuntimeApi {
diff --git a/polkadot/network/src/validation.rs b/polkadot/network/src/validation.rs
index 373eae5a4d..038b1c2b6b 100644
--- a/polkadot/network/src/validation.rs
+++ b/polkadot/network/src/validation.rs
@@ -21,6 +21,7 @@
 
 use sr_primitives::traits::{BlakeTwo256, ProvideRuntimeApi, Hash as HashT};
 use substrate_network::Context as NetContext;
+use substrate_network::consensus_gossip::{TopicNotification, MessageRecipient as GossipMessageRecipient};
 use polkadot_validation::{Network as ParachainNetwork, SharedTable, Collators, Statement, GenericStatement};
 use polkadot_primitives::{Block, BlockId, Hash, SessionKey};
 use polkadot_primitives::parachain::{
@@ -76,7 +77,7 @@ impl Executor for TaskExecutor {
 /// Basic functionality that a network has to fulfill.
 pub trait NetworkService: Send + Sync + 'static {
 	/// Get a stream of gossip messages for a given hash.
-	fn gossip_messages_for(&self, topic: Hash) -> mpsc::UnboundedReceiver<Vec<u8>>;
+	fn gossip_messages_for(&self, topic: Hash) -> mpsc::UnboundedReceiver<TopicNotification>;
 
 	/// Gossip a message on given topic.
 	fn gossip_message(&self, topic: Hash, message: Vec<u8>);
@@ -90,7 +91,7 @@ pub trait NetworkService: Send + Sync + 'static {
 }
 
 impl NetworkService for super::NetworkService {
-	fn gossip_messages_for(&self, topic: Hash) -> mpsc::UnboundedReceiver<Vec<u8>> {
+	fn gossip_messages_for(&self, topic: Hash) -> mpsc::UnboundedReceiver<TopicNotification> {
 		let (tx, rx) = std::sync::mpsc::channel();
 
 		self.with_gossip(move |gossip, _| {
@@ -105,7 +106,12 @@ impl NetworkService for super::NetworkService {
 	}
 
 	fn gossip_message(&self, topic: Hash, message: Vec<u8>) {
-		self.gossip_consensus_message(topic, POLKADOT_ENGINE_ID, message, false);
+		self.gossip_consensus_message(
+			topic,
+			POLKADOT_ENGINE_ID,
+			message,
+			GossipMessageRecipient::BroadcastToAll,
+		);
 	}
 
 	fn drop_gossip(&self, _topic: Hash) { }
@@ -781,7 +787,7 @@ impl<P: ProvideRuntimeApi + Send, E, N, T> SessionDataFetcher<P, E, N, T> where
 
 			let gossip_messages = self.network().gossip_messages_for(topic)
 				.map_err(|()| panic!("unbounded receivers do not throw errors; qed"))
-				.filter_map(|msg| IngressPair::decode(&mut msg.as_slice()));
+				.filter_map(|msg| IngressPair::decode(&mut msg.message.as_slice()));
 
 			let canon_roots = self.api.runtime_api().ingress(&BlockId::hash(parent_hash), parachain)
 				.map_err(|e| format!("Cannot fetch ingress for parachain {:?} at {:?}: {:?}",
diff --git a/polkadot/runtime/src/lib.rs b/polkadot/runtime/src/lib.rs
index 01be12a0e5..a671f40f27 100644
--- a/polkadot/runtime/src/lib.rs
+++ b/polkadot/runtime/src/lib.rs
@@ -90,7 +90,7 @@ use client::{
 use sr_primitives::{
 	ApplyResult, generic, transaction_validity::TransactionValidity,
 	traits::{
-		BlakeTwo256, Block as BlockT, DigestFor, StaticLookup, CurrencyToVoteHandler, AuthorityIdFor
+		BlakeTwo256, Block as BlockT, DigestFor, StaticLookup, Convert, AuthorityIdFor
 	}
 };
 use version::RuntimeVersion;
@@ -188,6 +188,22 @@ impl session::Trait for Runtime {
 	type Event = Event;
 }
 
+/// Converter for currencies to votes.
+pub struct CurrencyToVoteHandler;
+
+impl CurrencyToVoteHandler {
+	fn factor() -> u128 { (Balances::total_issuance() / u64::max_value() as u128).max(1) }
+}
+
+impl Convert<u128, u64> for CurrencyToVoteHandler {
+	fn convert(x: u128) -> u64 { (x / Self::factor()) as u64 }
+}
+
+impl Convert<u128, u128> for CurrencyToVoteHandler {
+	fn convert(x: u128) -> u128 { x * Self::factor() }
+}
+
+
 impl staking::Trait for Runtime {
 	type OnRewardMinted = Treasury;
 	type CurrencyToVote = CurrencyToVoteHandler;
diff --git a/polkadot/runtime/src/parachains.rs b/polkadot/runtime/src/parachains.rs
index 21d707c067..70eec2cc6d 100644
--- a/polkadot/runtime/src/parachains.rs
+++ b/polkadot/runtime/src/parachains.rs
@@ -25,7 +25,7 @@ use primitives::Hash;
 use primitives::parachain::{Id as ParaId, Chain, DutyRoster, AttestedCandidate, Statement};
 use {system, session};
 
-use srml_support::{StorageValue, StorageMap};
+use srml_support::{StorageValue, StorageMap, storage::hashed::generator};
 use srml_support::dispatch::Result;
 
 use inherents::{ProvideInherent, InherentData, RuntimeString, MakeFatalError, InherentIdentifier};
@@ -64,7 +64,7 @@ decl_storage! {
 		config(parachains): Vec<(ParaId, Vec<u8>, Vec<u8>)>;
 		config(_phdata): PhantomData<T>;
 		build(|storage: &mut StorageOverlay, _: &mut ChildrenStorageOverlay, config: &GenesisConfig<T>| {
-			use codec::Encode;
+			let storage = std::cell::RefCell::new(storage);
 
 			let mut p = config.parachains.clone();
 			p.sort_unstable_by_key(|&(ref id, _, _)| id.clone());
@@ -72,15 +72,12 @@ decl_storage! {
 
 			let only_ids: Vec<_> = p.iter().map(|&(ref id, _, _)| id).cloned().collect();
 
-			storage.insert(Self::hash(<Parachains<T>>::key()).to_vec(), only_ids.encode());
+			<Parachains<T> as generator::StorageValue<_>>::put(&only_ids, &storage);
 
 			for (id, code, genesis) in p {
-				let code_key = Self::hash(&<Code<T>>::key_for(&id)).to_vec();
-				let head_key = Self::hash(&<Heads<T>>::key_for(&id)).to_vec();
 				// no ingress -- a chain cannot be routed to until it is live.
-
-				storage.insert(code_key, code.encode());
-				storage.insert(head_key, genesis.encode());
+				<Code<T> as generator::StorageMap<_, _>>::insert(&id, &code, &storage);
+				<Heads<T> as generator::StorageMap<_, _>>::insert(&id, &genesis, &storage);
 			}
 		});
 	}
diff --git a/polkadot/runtime/wasm/Cargo.lock b/polkadot/runtime/wasm/Cargo.lock
index 890c341772..544a775a60 100644
--- a/polkadot/runtime/wasm/Cargo.lock
+++ b/polkadot/runtime/wasm/Cargo.lock
@@ -78,8 +78,18 @@ name = "asn1_der_derive"
 version = "0.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "quote 0.6.11 (registry+https://github.com/rust-lang/crates.io-index)",
- "syn 0.15.30 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quote 0.6.12 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syn 0.15.33 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "atty"
+version = "0.2.11"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "libc 0.2.51 (registry+https://github.com/rust-lang/crates.io-index)",
+ "termion 1.5.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi 0.3.7 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -204,6 +214,11 @@ name = "bs58"
 version = "0.2.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
+[[package]]
+name = "bumpalo"
+version = "2.4.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
 [[package]]
 name = "byte-tools"
 version = "0.2.0"
@@ -233,6 +248,11 @@ dependencies = [
  "iovec 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "c_linked_list"
+version = "1.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
 [[package]]
 name = "cc"
 version = "1.0.26"
@@ -440,6 +460,17 @@ name = "data-encoding"
 version = "2.1.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
+[[package]]
+name = "derive_more"
+version = "0.14.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "proc-macro2 0.4.27 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quote 0.6.12 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rustc_version 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syn 0.15.33 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "digest"
 version = "0.6.2"
@@ -495,11 +526,31 @@ dependencies = [
  "heapsize 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "env_logger"
+version = "0.6.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "atty 0.2.11 (registry+https://github.com/rust-lang/crates.io-index)",
+ "humantime 1.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "regex 1.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "termcolor 1.0.4 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "environmental"
 version = "1.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
+[[package]]
+name = "erased-serde"
+version = "0.3.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "serde 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "error-chain"
 version = "0.12.0"
@@ -523,8 +574,8 @@ version = "0.1.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "proc-macro2 0.4.27 (registry+https://github.com/rust-lang/crates.io-index)",
- "quote 0.6.11 (registry+https://github.com/rust-lang/crates.io-index)",
- "syn 0.15.30 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quote 0.6.12 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syn 0.15.33 (registry+https://github.com/rust-lang/crates.io-index)",
  "synstructure 0.10.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -597,6 +648,11 @@ dependencies = [
  "num_cpus 1.10.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "gcc"
+version = "0.3.55"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
 [[package]]
 name = "generic-array"
 version = "0.8.3"
@@ -614,6 +670,26 @@ dependencies = [
  "typenum 1.10.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "get_if_addrs"
+version = "0.5.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "c_linked_list 1.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "get_if_addrs-sys 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.51 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "get_if_addrs-sys"
+version = "0.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "gcc 0.3.55 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.51 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "hash-db"
 version = "0.12.2"
@@ -713,6 +789,14 @@ name = "httparse"
 version = "1.3.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
+[[package]]
+name = "humantime"
+version = "1.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "quick-error 1.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "idna"
 version = "0.1.5"
@@ -728,7 +812,7 @@ name = "impl-codec"
 version = "0.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "parity-codec 3.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -759,6 +843,14 @@ name = "itoa"
 version = "0.4.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
+[[package]]
+name = "js-sys"
+version = "0.3.20"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "wasm-bindgen 0.2.43 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "keccak"
 version = "0.1.0"
@@ -799,29 +891,29 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "libp2p"
-version = "0.6.0"
+version = "0.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "bytes 0.4.12 (registry+https://github.com/rust-lang/crates.io-index)",
  "futures 0.1.26 (registry+https://github.com/rust-lang/crates.io-index)",
  "lazy_static 1.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "libp2p-core 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "libp2p-core-derive 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "libp2p-dns 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "libp2p-floodsub 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "libp2p-identify 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "libp2p-kad 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "libp2p-mdns 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "libp2p-mplex 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "libp2p-noise 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "libp2p-ping 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "libp2p-plaintext 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "libp2p-ratelimit 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "libp2p-secio 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "libp2p-tcp 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "libp2p-uds 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "libp2p-yamux 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-multiaddr 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libp2p-core 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libp2p-core-derive 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libp2p-dns 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libp2p-floodsub 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libp2p-identify 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libp2p-kad 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libp2p-mdns 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libp2p-mplex 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libp2p-noise 0.5.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libp2p-ping 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libp2p-plaintext 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libp2p-ratelimit 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libp2p-secio 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libp2p-tcp 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libp2p-uds 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libp2p-yamux 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-multiaddr 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "parity-multihash 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "parking_lot 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "smallvec 0.6.9 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -833,7 +925,7 @@ dependencies = [
 
 [[package]]
 name = "libp2p-core"
-version = "0.6.0"
+version = "0.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "asn1_der 0.6.1 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -846,7 +938,7 @@ dependencies = [
  "lazy_static 1.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "multistream-select 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-multiaddr 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-multiaddr 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "parity-multihash 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "parking_lot 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "protobuf 2.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -868,29 +960,29 @@ dependencies = [
 
 [[package]]
 name = "libp2p-core-derive"
-version = "0.6.0"
+version = "0.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "quote 0.6.11 (registry+https://github.com/rust-lang/crates.io-index)",
- "syn 0.15.30 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quote 0.6.12 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syn 0.15.33 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "libp2p-dns"
-version = "0.6.0"
+version = "0.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "futures 0.1.26 (registry+https://github.com/rust-lang/crates.io-index)",
- "libp2p-core 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libp2p-core 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-multiaddr 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-multiaddr 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-dns-unofficial 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-io 0.1.12 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "libp2p-floodsub"
-version = "0.6.0"
+version = "0.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "bs58 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -898,7 +990,7 @@ dependencies = [
  "cuckoofilter 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "fnv 1.0.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "futures 0.1.26 (registry+https://github.com/rust-lang/crates.io-index)",
- "libp2p-core 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libp2p-core 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "protobuf 2.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "rand 0.6.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "smallvec 0.6.9 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -909,15 +1001,15 @@ dependencies = [
 
 [[package]]
 name = "libp2p-identify"
-version = "0.6.0"
+version = "0.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "bytes 0.4.12 (registry+https://github.com/rust-lang/crates.io-index)",
  "fnv 1.0.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "futures 0.1.26 (registry+https://github.com/rust-lang/crates.io-index)",
- "libp2p-core 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libp2p-core 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-multiaddr 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-multiaddr 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "parking_lot 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "protobuf 2.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "smallvec 0.6.9 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -930,7 +1022,7 @@ dependencies = [
 
 [[package]]
 name = "libp2p-kad"
-version = "0.6.0"
+version = "0.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "arrayref 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -940,11 +1032,9 @@ dependencies = [
  "bytes 0.4.12 (registry+https://github.com/rust-lang/crates.io-index)",
  "fnv 1.0.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "futures 0.1.26 (registry+https://github.com/rust-lang/crates.io-index)",
- "libp2p-core 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "libp2p-identify 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "libp2p-ping 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libp2p-core 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-multiaddr 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-multiaddr 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "parity-multihash 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "parking_lot 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "protobuf 2.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -959,16 +1049,16 @@ dependencies = [
 
 [[package]]
 name = "libp2p-mdns"
-version = "0.6.0"
+version = "0.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "data-encoding 2.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "dns-parser 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "futures 0.1.26 (registry+https://github.com/rust-lang/crates.io-index)",
- "libp2p-core 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libp2p-core 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "net2 0.2.33 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-multiaddr 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-multiaddr 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "rand 0.6.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "smallvec 0.6.9 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-io 0.1.12 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -980,13 +1070,13 @@ dependencies = [
 
 [[package]]
 name = "libp2p-mplex"
-version = "0.6.0"
+version = "0.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "bytes 0.4.12 (registry+https://github.com/rust-lang/crates.io-index)",
  "fnv 1.0.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "futures 0.1.26 (registry+https://github.com/rust-lang/crates.io-index)",
- "libp2p-core 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libp2p-core 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "parking_lot 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-codec 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -996,13 +1086,13 @@ dependencies = [
 
 [[package]]
 name = "libp2p-noise"
-version = "0.4.0"
+version = "0.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "curve25519-dalek 1.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "futures 0.1.26 (registry+https://github.com/rust-lang/crates.io-index)",
  "lazy_static 1.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "libp2p-core 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libp2p-core 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "rand 0.6.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "ring 0.14.6 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1014,15 +1104,15 @@ dependencies = [
 
 [[package]]
 name = "libp2p-ping"
-version = "0.6.0"
+version = "0.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "arrayvec 0.4.10 (registry+https://github.com/rust-lang/crates.io-index)",
  "bytes 0.4.12 (registry+https://github.com/rust-lang/crates.io-index)",
  "futures 0.1.26 (registry+https://github.com/rust-lang/crates.io-index)",
- "libp2p-core 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libp2p-core 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-multiaddr 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-multiaddr 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "parking_lot 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "rand 0.6.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-codec 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1033,22 +1123,22 @@ dependencies = [
 
 [[package]]
 name = "libp2p-plaintext"
-version = "0.6.0"
+version = "0.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "futures 0.1.26 (registry+https://github.com/rust-lang/crates.io-index)",
- "libp2p-core 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libp2p-core 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "void 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "libp2p-ratelimit"
-version = "0.6.0"
+version = "0.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "aio-limited 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "futures 0.1.26 (registry+https://github.com/rust-lang/crates.io-index)",
- "libp2p-core 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libp2p-core 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-executor 0.1.7 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-io 0.1.12 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1056,7 +1146,7 @@ dependencies = [
 
 [[package]]
 name = "libp2p-secio"
-version = "0.6.0"
+version = "0.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "aes-ctr 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1065,29 +1155,34 @@ dependencies = [
  "ctr 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "futures 0.1.26 (registry+https://github.com/rust-lang/crates.io-index)",
  "hmac 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "js-sys 0.3.20 (registry+https://github.com/rust-lang/crates.io-index)",
  "lazy_static 1.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "libp2p-core 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libp2p-core 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "protobuf 2.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "rand 0.6.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "ring 0.14.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "rw-stream-sink 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "send_wrapper 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "sha2 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "stdweb 0.4.15 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-io 0.1.12 (registry+https://github.com/rust-lang/crates.io-index)",
  "twofish 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "untrusted 0.6.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "wasm-bindgen 0.2.43 (registry+https://github.com/rust-lang/crates.io-index)",
+ "wasm-bindgen-futures 0.3.20 (registry+https://github.com/rust-lang/crates.io-index)",
+ "web-sys 0.3.20 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "libp2p-tcp"
-version = "0.6.0"
+version = "0.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "futures 0.1.26 (registry+https://github.com/rust-lang/crates.io-index)",
- "libp2p-core 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "get_if_addrs 0.5.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libp2p-core 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-multiaddr 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-multiaddr 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "tk-listen 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-io 0.1.12 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-tcp 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1095,26 +1190,26 @@ dependencies = [
 
 [[package]]
 name = "libp2p-uds"
-version = "0.6.0"
+version = "0.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "futures 0.1.26 (registry+https://github.com/rust-lang/crates.io-index)",
- "libp2p-core 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libp2p-core 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-multiaddr 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-multiaddr 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-uds 0.2.5 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "libp2p-yamux"
-version = "0.6.0"
+version = "0.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "futures 0.1.26 (registry+https://github.com/rust-lang/crates.io-index)",
- "libp2p-core 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libp2p-core 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-io 0.1.12 (registry+https://github.com/rust-lang/crates.io-index)",
- "yamux 0.1.9 (registry+https://github.com/rust-lang/crates.io-index)",
+ "yamux 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -1280,6 +1375,15 @@ name = "nohash-hasher"
 version = "0.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
+[[package]]
+name = "nom"
+version = "4.2.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "memchr 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "version_check 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "num-integer"
 version = "0.1.39"
@@ -1301,6 +1405,11 @@ dependencies = [
  "libc 0.2.51 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "numtoa"
+version = "0.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
 [[package]]
 name = "once_cell"
 version = "0.1.8"
@@ -1362,7 +1471,7 @@ source = "git+https://github.com/paritytech/parity-common?rev=b0317f649ab2c665b7
 
 [[package]]
 name = "parity-codec"
-version = "3.4.0"
+version = "3.5.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "arrayvec 0.4.10 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1377,18 +1486,19 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "proc-macro-crate 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "proc-macro2 0.4.27 (registry+https://github.com/rust-lang/crates.io-index)",
- "quote 0.6.11 (registry+https://github.com/rust-lang/crates.io-index)",
- "syn 0.15.30 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quote 0.6.12 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syn 0.15.33 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "parity-multiaddr"
-version = "0.2.0"
+version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "arrayref 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "bs58 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "byteorder 1.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "bytes 0.4.12 (registry+https://github.com/rust-lang/crates.io-index)",
  "data-encoding 2.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "parity-multihash 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1494,8 +1604,8 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "proc-macro-hack 0.5.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "proc-macro2 0.4.27 (registry+https://github.com/rust-lang/crates.io-index)",
- "quote 0.6.11 (registry+https://github.com/rust-lang/crates.io-index)",
- "syn 0.15.30 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quote 0.6.12 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syn 0.15.33 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -1523,7 +1633,7 @@ name = "polkadot-parachain"
 version = "0.1.0"
 dependencies = [
  "error-chain 0.12.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 3.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "parity-codec-derive 3.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_derive 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1534,7 +1644,7 @@ dependencies = [
 name = "polkadot-primitives"
 version = "0.1.0"
 dependencies = [
- "parity-codec 3.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "parity-codec-derive 3.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "polkadot-parachain 0.1.0",
  "serde 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1552,7 +1662,7 @@ version = "0.1.0"
 dependencies = [
  "bitvec 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.3.9 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 3.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "parity-codec-derive 3.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "polkadot-primitives 0.1.0",
  "rustc-hex 2.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1627,8 +1737,8 @@ version = "0.5.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "proc-macro2 0.4.27 (registry+https://github.com/rust-lang/crates.io-index)",
- "quote 0.6.11 (registry+https://github.com/rust-lang/crates.io-index)",
- "syn 0.15.30 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quote 0.6.12 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syn 0.15.33 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -1661,7 +1771,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "quote"
-version = "0.6.11"
+version = "0.6.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "proc-macro2 0.4.27 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1830,6 +1940,14 @@ name = "redox_syscall"
 version = "0.1.52"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
+[[package]]
+name = "redox_termios"
+version = "0.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "redox_syscall 0.1.52 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "regex"
 version = "1.1.5"
@@ -1948,10 +2066,18 @@ name = "semver-parser"
 version = "0.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
+[[package]]
+name = "send_wrapper"
+version = "0.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
 [[package]]
 name = "serde"
 version = "1.0.89"
 source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "serde_derive 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
+]
 
 [[package]]
 name = "serde_derive"
@@ -1959,8 +2085,8 @@ version = "1.0.89"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "proc-macro2 0.4.27 (registry+https://github.com/rust-lang/crates.io-index)",
- "quote 0.6.11 (registry+https://github.com/rust-lang/crates.io-index)",
- "syn 0.15.30 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quote 0.6.12 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syn 0.15.33 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -2022,6 +2148,9 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 name = "slog"
 version = "2.4.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "erased-serde 0.3.9 (registry+https://github.com/rust-lang/crates.io-index)",
+]
 
 [[package]]
 name = "slog-async"
@@ -2039,6 +2168,7 @@ version = "2.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "chrono 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "erased-serde 0.3.9 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_json 1.0.39 (registry+https://github.com/rust-lang/crates.io-index)",
  "slog 2.4.1 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -2076,6 +2206,11 @@ dependencies = [
  "subtle 2.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "sourcefile"
+version = "0.1.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
 [[package]]
 name = "spin"
 version = "0.5.0"
@@ -2084,24 +2219,24 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 [[package]]
 name = "sr-api-macros"
 version = "1.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#27772e08fae79977c93f005c6e78e4663f62d0cc"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#ae350506053b186a15fe5ffe2c1e85088b13a619"
 dependencies = [
  "blake2-rfc 0.2.18 (registry+https://github.com/rust-lang/crates.io-index)",
  "proc-macro-crate 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "proc-macro2 0.4.27 (registry+https://github.com/rust-lang/crates.io-index)",
- "quote 0.6.11 (registry+https://github.com/rust-lang/crates.io-index)",
- "syn 0.15.30 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quote 0.6.12 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syn 0.15.33 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "sr-io"
 version = "1.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#27772e08fae79977c93f005c6e78e4663f62d0cc"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#ae350506053b186a15fe5ffe2c1e85088b13a619"
 dependencies = [
  "environmental 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "hash-db 0.12.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "libsecp256k1 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 3.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.5.1 (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 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "substrate-primitives 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -2113,14 +2248,13 @@ dependencies = [
 [[package]]
 name = "sr-primitives"
 version = "1.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#27772e08fae79977c93f005c6e78e4663f62d0cc"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#ae350506053b186a15fe5ffe2c1e85088b13a619"
 dependencies = [
  "integer-sqrt 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (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 3.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-io 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "sr-std 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "substrate-primitives 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -2129,7 +2263,7 @@ dependencies = [
 [[package]]
 name = "sr-std"
 version = "1.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#27772e08fae79977c93f005c6e78e4663f62d0cc"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#ae350506053b186a15fe5ffe2c1e85088b13a619"
 dependencies = [
  "rustc_version 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -2137,12 +2271,11 @@ dependencies = [
 [[package]]
 name = "sr-version"
 version = "1.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#27772e08fae79977c93f005c6e78e4663f62d0cc"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#ae350506053b186a15fe5ffe2c1e85088b13a619"
 dependencies = [
  "impl-serde 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 3.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-primitives 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "sr-std 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
 ]
@@ -2150,10 +2283,9 @@ dependencies = [
 [[package]]
 name = "srml-aura"
 version = "1.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#27772e08fae79977c93f005c6e78e4663f62d0cc"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#ae350506053b186a15fe5ffe2c1e85088b13a619"
 dependencies = [
- "hex-literal 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 3.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-primitives 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "sr-std 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "srml-session 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -2167,10 +2299,9 @@ dependencies = [
 [[package]]
 name = "srml-balances"
 version = "1.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#27772e08fae79977c93f005c6e78e4663f62d0cc"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#ae350506053b186a15fe5ffe2c1e85088b13a619"
 dependencies = [
- "hex-literal 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 3.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "safe-mix 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-primitives 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -2183,12 +2314,10 @@ dependencies = [
 [[package]]
 name = "srml-consensus"
 version = "1.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#27772e08fae79977c93f005c6e78e4663f62d0cc"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#ae350506053b186a15fe5ffe2c1e85088b13a619"
 dependencies = [
- "hex-literal 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 3.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-primitives 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "sr-std 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "srml-support 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -2200,9 +2329,9 @@ dependencies = [
 [[package]]
 name = "srml-council"
 version = "1.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#27772e08fae79977c93f005c6e78e4663f62d0cc"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#ae350506053b186a15fe5ffe2c1e85088b13a619"
 dependencies = [
- "parity-codec 3.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "safe-mix 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-io 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -2217,13 +2346,11 @@ dependencies = [
 [[package]]
 name = "srml-democracy"
 version = "1.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#27772e08fae79977c93f005c6e78e4663f62d0cc"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#ae350506053b186a15fe5ffe2c1e85088b13a619"
 dependencies = [
- "hex-literal 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 3.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "safe-mix 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-io 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "sr-primitives 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "sr-std 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -2234,9 +2361,9 @@ dependencies = [
 [[package]]
 name = "srml-executive"
 version = "1.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#27772e08fae79977c93f005c6e78e4663f62d0cc"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#ae350506053b186a15fe5ffe2c1e85088b13a619"
 dependencies = [
- "parity-codec 3.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-io 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "sr-primitives 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -2248,12 +2375,10 @@ dependencies = [
 [[package]]
 name = "srml-finality-tracker"
 version = "1.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#27772e08fae79977c93f005c6e78e4663f62d0cc"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#ae350506053b186a15fe5ffe2c1e85088b13a619"
 dependencies = [
- "hex-literal 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 3.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-primitives 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "sr-std 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "srml-support 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -2264,11 +2389,10 @@ dependencies = [
 [[package]]
 name = "srml-grandpa"
 version = "1.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#27772e08fae79977c93f005c6e78e4663f62d0cc"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#ae350506053b186a15fe5ffe2c1e85088b13a619"
 dependencies = [
- "parity-codec 3.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-primitives 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "sr-std 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "srml-consensus 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -2283,10 +2407,9 @@ dependencies = [
 [[package]]
 name = "srml-indices"
 version = "1.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#27772e08fae79977c93f005c6e78e4663f62d0cc"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#ae350506053b186a15fe5ffe2c1e85088b13a619"
 dependencies = [
- "hex-literal 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 3.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "safe-mix 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-io 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -2301,11 +2424,10 @@ dependencies = [
 [[package]]
 name = "srml-metadata"
 version = "1.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#27772e08fae79977c93f005c6e78e4663f62d0cc"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#ae350506053b186a15fe5ffe2c1e85088b13a619"
 dependencies = [
- "parity-codec 3.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-std 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "substrate-primitives 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
 ]
@@ -2313,10 +2435,9 @@ dependencies = [
 [[package]]
 name = "srml-session"
 version = "1.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#27772e08fae79977c93f005c6e78e4663f62d0cc"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#ae350506053b186a15fe5ffe2c1e85088b13a619"
 dependencies = [
- "hex-literal 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 3.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "safe-mix 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-primitives 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -2330,10 +2451,9 @@ dependencies = [
 [[package]]
 name = "srml-staking"
 version = "1.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#27772e08fae79977c93f005c6e78e4663f62d0cc"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#ae350506053b186a15fe5ffe2c1e85088b13a619"
 dependencies = [
- "hex-literal 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 3.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "safe-mix 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-io 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -2349,10 +2469,9 @@ dependencies = [
 [[package]]
 name = "srml-sudo"
 version = "1.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#27772e08fae79977c93f005c6e78e4663f62d0cc"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#ae350506053b186a15fe5ffe2c1e85088b13a619"
 dependencies = [
- "hex-literal 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 3.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-primitives 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "sr-std 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -2364,15 +2483,13 @@ dependencies = [
 [[package]]
 name = "srml-support"
 version = "1.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#27772e08fae79977c93f005c6e78e4663f62d0cc"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#ae350506053b186a15fe5ffe2c1e85088b13a619"
 dependencies = [
  "bitmask 0.5.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "hex-literal 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "once_cell 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 3.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "paste 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-io 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "sr-primitives 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "sr-std 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -2384,47 +2501,45 @@ dependencies = [
 [[package]]
 name = "srml-support-procedural"
 version = "1.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#27772e08fae79977c93f005c6e78e4663f62d0cc"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#ae350506053b186a15fe5ffe2c1e85088b13a619"
 dependencies = [
  "proc-macro2 0.4.27 (registry+https://github.com/rust-lang/crates.io-index)",
- "quote 0.6.11 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quote 0.6.12 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-api-macros 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "srml-support-procedural-tools 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
- "syn 0.15.30 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syn 0.15.33 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "srml-support-procedural-tools"
 version = "1.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#27772e08fae79977c93f005c6e78e4663f62d0cc"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#ae350506053b186a15fe5ffe2c1e85088b13a619"
 dependencies = [
  "proc-macro-crate 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "proc-macro2 0.4.27 (registry+https://github.com/rust-lang/crates.io-index)",
- "quote 0.6.11 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quote 0.6.12 (registry+https://github.com/rust-lang/crates.io-index)",
  "srml-support-procedural-tools-derive 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
- "syn 0.15.30 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syn 0.15.33 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "srml-support-procedural-tools-derive"
 version = "1.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#27772e08fae79977c93f005c6e78e4663f62d0cc"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#ae350506053b186a15fe5ffe2c1e85088b13a619"
 dependencies = [
  "proc-macro2 0.4.27 (registry+https://github.com/rust-lang/crates.io-index)",
- "quote 0.6.11 (registry+https://github.com/rust-lang/crates.io-index)",
- "syn 0.15.30 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quote 0.6.12 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syn 0.15.33 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "srml-system"
 version = "1.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#27772e08fae79977c93f005c6e78e4663f62d0cc"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#ae350506053b186a15fe5ffe2c1e85088b13a619"
 dependencies = [
- "hex-literal 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 3.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "safe-mix 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-io 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "sr-primitives 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "sr-std 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -2435,10 +2550,9 @@ dependencies = [
 [[package]]
 name = "srml-timestamp"
 version = "1.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#27772e08fae79977c93f005c6e78e4663f62d0cc"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#ae350506053b186a15fe5ffe2c1e85088b13a619"
 dependencies = [
- "hex-literal 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 3.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-primitives 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "sr-std 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -2450,12 +2564,10 @@ dependencies = [
 [[package]]
 name = "srml-treasury"
 version = "1.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#27772e08fae79977c93f005c6e78e4663f62d0cc"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#ae350506053b186a15fe5ffe2c1e85088b13a619"
 dependencies = [
- "hex-literal 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 3.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-primitives 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "sr-std 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "srml-balances 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -2496,10 +2608,10 @@ version = "0.5.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "proc-macro2 0.4.27 (registry+https://github.com/rust-lang/crates.io-index)",
- "quote 0.6.11 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quote 0.6.12 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_derive 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
- "syn 0.15.30 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syn 0.15.33 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -2509,12 +2621,12 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "base-x 0.2.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "proc-macro2 0.4.27 (registry+https://github.com/rust-lang/crates.io-index)",
- "quote 0.6.11 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quote 0.6.12 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_derive 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_json 1.0.39 (registry+https://github.com/rust-lang/crates.io-index)",
  "sha1 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "syn 0.15.30 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syn 0.15.33 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -2542,8 +2654,8 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "heck 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "proc-macro2 0.4.27 (registry+https://github.com/rust-lang/crates.io-index)",
- "quote 0.6.11 (registry+https://github.com/rust-lang/crates.io-index)",
- "syn 0.15.30 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quote 0.6.12 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syn 0.15.33 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -2560,9 +2672,9 @@ dependencies = [
 [[package]]
 name = "substrate-client"
 version = "1.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#27772e08fae79977c93f005c6e78e4663f62d0cc"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#ae350506053b186a15fe5ffe2c1e85088b13a619"
 dependencies = [
- "error-chain 0.12.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "derive_more 0.14.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "fnv 1.0.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "futures 0.1.26 (registry+https://github.com/rust-lang/crates.io-index)",
  "hash-db 0.12.2 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -2570,7 +2682,7 @@ dependencies = [
  "hex-literal 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "kvdb 0.1.0 (git+https://github.com/paritytech/parity-common?rev=b0317f649ab2c665b7987b8475878fc4d2e1f81d)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 3.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "parking_lot 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-api-macros 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "sr-primitives 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -2589,7 +2701,7 @@ dependencies = [
 [[package]]
 name = "substrate-consensus-aura-primitives"
 version = "1.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#27772e08fae79977c93f005c6e78e4663f62d0cc"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#ae350506053b186a15fe5ffe2c1e85088b13a619"
 dependencies = [
  "sr-primitives 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "substrate-client 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -2598,9 +2710,9 @@ dependencies = [
 [[package]]
 name = "substrate-consensus-authorities"
 version = "1.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#27772e08fae79977c93f005c6e78e4663f62d0cc"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#ae350506053b186a15fe5ffe2c1e85088b13a619"
 dependencies = [
- "parity-codec 3.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-io 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "sr-primitives 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "sr-std 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -2613,35 +2725,33 @@ dependencies = [
 [[package]]
 name = "substrate-consensus-common"
 version = "1.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#27772e08fae79977c93f005c6e78e4663f62d0cc"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#ae350506053b186a15fe5ffe2c1e85088b13a619"
 dependencies = [
  "crossbeam-channel 0.3.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "error-chain 0.12.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "futures 0.1.26 (registry+https://github.com/rust-lang/crates.io-index)",
- "libp2p 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libp2p 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 3.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-primitives 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "sr-version 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "substrate-inherents 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "substrate-primitives 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
- "tokio 0.1.18 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio-timer 0.2.10 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "substrate-executor"
 version = "1.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#27772e08fae79977c93f005c6e78e4663f62d0cc"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#ae350506053b186a15fe5ffe2c1e85088b13a619"
 dependencies = [
  "byteorder 1.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "error-chain 0.12.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "lazy_static 1.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "libsecp256k1 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 3.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "parking_lot 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-io 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "sr-version 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "substrate-panic-handler 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -2656,9 +2766,9 @@ dependencies = [
 [[package]]
 name = "substrate-finality-grandpa-primitives"
 version = "1.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#27772e08fae79977c93f005c6e78e4663f62d0cc"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#ae350506053b186a15fe5ffe2c1e85088b13a619"
 dependencies = [
- "parity-codec 3.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-primitives 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "sr-std 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "substrate-client 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -2668,9 +2778,9 @@ dependencies = [
 [[package]]
 name = "substrate-inherents"
 version = "1.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#27772e08fae79977c93f005c6e78e4663f62d0cc"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#ae350506053b186a15fe5ffe2c1e85088b13a619"
 dependencies = [
- "parity-codec 3.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "parking_lot 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-primitives 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "sr-std 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -2679,10 +2789,10 @@ dependencies = [
 [[package]]
 name = "substrate-keyring"
 version = "1.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#27772e08fae79977c93f005c6e78e4663f62d0cc"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#ae350506053b186a15fe5ffe2c1e85088b13a619"
 dependencies = [
- "hex-literal 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "lazy_static 1.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "sr-primitives 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "strum 0.14.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "strum_macros 0.14.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "substrate-primitives 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -2691,7 +2801,7 @@ dependencies = [
 [[package]]
 name = "substrate-offchain-primitives"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#27772e08fae79977c93f005c6e78e4663f62d0cc"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#ae350506053b186a15fe5ffe2c1e85088b13a619"
 dependencies = [
  "sr-primitives 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "substrate-client 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -2700,7 +2810,7 @@ dependencies = [
 [[package]]
 name = "substrate-panic-handler"
 version = "1.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#27772e08fae79977c93f005c6e78e4663f62d0cc"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#ae350506053b186a15fe5ffe2c1e85088b13a619"
 dependencies = [
  "backtrace 0.3.14 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -2709,7 +2819,7 @@ dependencies = [
 [[package]]
 name = "substrate-primitives"
 version = "1.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#27772e08fae79977c93f005c6e78e4663f62d0cc"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#ae350506053b186a15fe5ffe2c1e85088b13a619"
 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)",
@@ -2717,9 +2827,8 @@ dependencies = [
  "hash-db 0.12.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "hash256-std-hasher 0.12.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "hex 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "hex-literal 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "impl-serde 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 3.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "primitive-types 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "rand 0.6.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "regex 1.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -2727,12 +2836,11 @@ dependencies = [
  "rustc-hex 2.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "schnorrkel 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
  "sha2 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-std 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "substrate-bip39 0.2.1 (git+https://github.com/paritytech/substrate-bip39)",
  "tiny-bip39 0.6.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "twox-hash 1.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "twox-hash 1.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "untrusted 0.6.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "wasmi 0.4.4 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -2740,7 +2848,7 @@ dependencies = [
 [[package]]
 name = "substrate-serializer"
 version = "1.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#27772e08fae79977c93f005c6e78e4663f62d0cc"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#ae350506053b186a15fe5ffe2c1e85088b13a619"
 dependencies = [
  "serde 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_json 1.0.39 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -2749,13 +2857,12 @@ dependencies = [
 [[package]]
 name = "substrate-state-machine"
 version = "1.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#27772e08fae79977c93f005c6e78e4663f62d0cc"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#ae350506053b186a15fe5ffe2c1e85088b13a619"
 dependencies = [
  "hash-db 0.12.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "heapsize 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "hex-literal 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 3.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "parking_lot 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "substrate-panic-handler 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "substrate-primitives 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
@@ -2767,14 +2874,14 @@ dependencies = [
 [[package]]
 name = "substrate-telemetry"
 version = "1.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#27772e08fae79977c93f005c6e78e4663f62d0cc"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#ae350506053b186a15fe5ffe2c1e85088b13a619"
 dependencies = [
  "lazy_static 1.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "parking_lot 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "rand 0.6.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 1.0.89 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_json 1.0.39 (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 2.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -2785,12 +2892,13 @@ dependencies = [
 [[package]]
 name = "substrate-trie"
 version = "1.0.0"
-source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#27772e08fae79977c93f005c6e78e4663f62d0cc"
+source = "git+https://github.com/paritytech/substrate?branch=polkadot-master#ae350506053b186a15fe5ffe2c1e85088b13a619"
 dependencies = [
  "hash-db 0.12.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "memory-db 0.12.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 3.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-std 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
+ "substrate-primitives 1.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "trie-db 0.12.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "trie-root 0.12.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -2807,11 +2915,11 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "syn"
-version = "0.15.30"
+version = "0.15.33"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "proc-macro2 0.4.27 (registry+https://github.com/rust-lang/crates.io-index)",
- "quote 0.6.11 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quote 0.6.12 (registry+https://github.com/rust-lang/crates.io-index)",
  "unicode-xid 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -2821,8 +2929,8 @@ version = "0.10.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "proc-macro2 0.4.27 (registry+https://github.com/rust-lang/crates.io-index)",
- "quote 0.6.11 (registry+https://github.com/rust-lang/crates.io-index)",
- "syn 0.15.30 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quote 0.6.12 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syn 0.15.33 (registry+https://github.com/rust-lang/crates.io-index)",
  "unicode-xid 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -2831,6 +2939,25 @@ name = "take_mut"
 version = "0.2.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
+[[package]]
+name = "termcolor"
+version = "1.0.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "wincolor 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "termion"
+version = "1.5.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "libc 0.2.51 (registry+https://github.com/rust-lang/crates.io-index)",
+ "numtoa 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "redox_syscall 0.1.52 (registry+https://github.com/rust-lang/crates.io-index)",
+ "redox_termios 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "thread_local"
 version = "0.3.6"
@@ -3111,7 +3238,7 @@ dependencies = [
 
 [[package]]
 name = "twox-hash"
-version = "1.1.2"
+version = "1.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "rand 0.6.5 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -3198,11 +3325,89 @@ name = "vcpkg"
 version = "0.2.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
+[[package]]
+name = "version_check"
+version = "0.1.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
 [[package]]
 name = "void"
 version = "1.0.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
+[[package]]
+name = "wasm-bindgen"
+version = "0.2.43"
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+"checksum wasm-bindgen-macro 0.2.43 (registry+https://github.com/rust-lang/crates.io-index)" = "f2a033fc6bfd5e486a488b0e19d7d1bb29e667ebb91db85f698381a8aa831786"
+"checksum wasm-bindgen-macro-support 0.2.43 (registry+https://github.com/rust-lang/crates.io-index)" = "fba68375ef8f095c4a169c093c95ed2e1b5e44f7872f3bcbcafe2c51b4a80480"
+"checksum wasm-bindgen-shared 0.2.43 (registry+https://github.com/rust-lang/crates.io-index)" = "321949f4d7f7bf7a49dccd464bdc46581b180f761d9505e4943926d50b2a4a64"
+"checksum wasm-bindgen-webidl 0.2.43 (registry+https://github.com/rust-lang/crates.io-index)" = "b8c2c2b45b827f96657beea954a5430d37da4cf477d2874595f5f0a6ad027980"
 "checksum wasmi 0.4.4 (registry+https://github.com/rust-lang/crates.io-index)" = "f6a891b45c79e9f96fb66cc84a057211ef9cd2e5e8d093f3dbbd480e146a8758"
+"checksum web-sys 0.3.20 (registry+https://github.com/rust-lang/crates.io-index)" = "47ad2ecfe3793a87a0aa49562ad6f01cb3af3c870213283bc60032ec8dd7e62a"
+"checksum weedle 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)" = "26a4c67f132386d965390b8a734d5d10adbcd30eb5cc74bd9229af8b83f10044"
 "checksum winapi 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)" = "167dc9d6949a9b857f3451275e911c3f44255842c1f7a76f33c55103a909087a"
 "checksum winapi 0.3.7 (registry+https://github.com/rust-lang/crates.io-index)" = "f10e386af2b13e47c89e7236a7a14a086791a2b88ebad6df9bf42040195cf770"
 "checksum winapi-build 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)" = "2d315eee3b34aca4797b2da6b13ed88266e6d612562a0c46390af8299fc699bc"
 "checksum winapi-i686-pc-windows-gnu 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)" = "ac3b87c63620426dd9b991e5ce0329eff545bccbbb34f3be09ff6fb6ab51b7b6"
+"checksum winapi-util 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)" = "7168bab6e1daee33b4557efd0e95d5ca70a03706d39fa5f3fe7a236f584b03c9"
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diff --git a/polkadot/runtime/wasm/target/wasm32-unknown-unknown/release/polkadot_runtime.compact.wasm b/polkadot/runtime/wasm/target/wasm32-unknown-unknown/release/polkadot_runtime.compact.wasm
index 69f822132b..96b51a6828 100644
Binary files a/polkadot/runtime/wasm/target/wasm32-unknown-unknown/release/polkadot_runtime.compact.wasm and b/polkadot/runtime/wasm/target/wasm32-unknown-unknown/release/polkadot_runtime.compact.wasm differ
diff --git a/polkadot/runtime/wasm/target/wasm32-unknown-unknown/release/polkadot_runtime.wasm b/polkadot/runtime/wasm/target/wasm32-unknown-unknown/release/polkadot_runtime.wasm
index dc9228ec89..8bfc0538eb 100755
Binary files a/polkadot/runtime/wasm/target/wasm32-unknown-unknown/release/polkadot_runtime.wasm and b/polkadot/runtime/wasm/target/wasm32-unknown-unknown/release/polkadot_runtime.wasm differ
diff --git a/polkadot/service/src/lib.rs b/polkadot/service/src/lib.rs
index 7a83fb1a25..7c1413a4f8 100644
--- a/polkadot/service/src/lib.rs
+++ b/polkadot/service/src/lib.rs
@@ -183,22 +183,43 @@ construct_service_factory! {
 						key.clone()
 					};
 
-					let voter = grandpa::run_grandpa(
-						grandpa::Config {
-							// TODO: make gossip_duration available through chainspec
-							// https://github.com/paritytech/substrate/issues/1578
-							gossip_duration: Duration::new(4, 0),
-							local_key,
-							justification_period: 4096,
-							name: Some(service.config.name.clone()),
-						},
-						link_half,
-						grandpa::NetworkBridge::new(service.network()),
-						service.config.custom.inherent_data_providers.clone(),
-						service.on_exit(),
-					)?;
+					let config = grandpa::Config {
+						local_key,
+						// FIXME #1578 make this available through chainspec
+						gossip_duration: Duration::from_millis(333),
+						justification_period: 4096,
+						name: Some(service.config.name.clone())
+					};
 
-					executor.spawn(voter);
+					match config.local_key {
+						None => {
+							executor.spawn(grandpa::run_grandpa_observer(
+								config,
+								link_half,
+								service.network(),
+								service.on_exit(),
+							)?);
+						},
+						Some(_) => {
+							use service::TelemetryOnConnect;
+
+							let telemetry_on_connect = TelemetryOnConnect {
+								on_exit: Box::new(service.on_exit()),
+								telemetry_connection_sinks: service.telemetry_on_connect_stream(),
+								executor: &executor,
+							};
+
+							let grandpa_config = grandpa::GrandpaParams {
+								config: config,
+								link: link_half,
+								network: service.network(),
+								inherent_data_providers: service.config.custom.inherent_data_providers.clone(),
+								on_exit: service.on_exit(),
+								telemetry_on_connect: Some(telemetry_on_connect),
+							};
+							executor.spawn(grandpa::run_grandpa_voter(grandpa_config)?);
+						},
+					}
 				}
 
 				let extrinsic_store = {
diff --git a/polkadot/validation/src/collation.rs b/polkadot/validation/src/collation.rs
index 7c06296d24..0ec3510671 100644
--- a/polkadot/validation/src/collation.rs
+++ b/polkadot/validation/src/collation.rs
@@ -135,8 +135,11 @@ impl<C: Collators, P: ProvideRuntimeApi> Future for CollationFetch<C, P>
 error_chain! {
 	types { Error, ErrorKind, ResultExt; }
 
+	foreign_links {
+		Client(::client::error::Error);
+	}
+
 	links {
-		Client(::client::error::Error, ::client::error::ErrorKind);
 		WasmValidation(wasm_executor::Error, wasm_executor::ErrorKind);
 	}
 
diff --git a/polkadot/validation/src/error.rs b/polkadot/validation/src/error.rs
index 0cc1865b97..8c97f953c6 100644
--- a/polkadot/validation/src/error.rs
+++ b/polkadot/validation/src/error.rs
@@ -21,8 +21,11 @@ use runtime_primitives::RuntimeString;
 use primitives::ed25519::Public as AuthorityId;
 
 error_chain! {
+	foreign_links {
+		Client(::client::error::Error);
+	}
+
 	links {
-		Client(::client::error::Error, ::client::error::ErrorKind);
 		Consensus(::consensus::error::Error, ::consensus::error::ErrorKind);
 	}
 
@@ -53,9 +56,3 @@ error_chain! {
 		}
 	}
 }
-
-// impl From<::bft::InputStreamConcluded> for Error {
-// 	fn from(err: ::bft::InputStreamConcluded) -> Self {
-// 		::bft::Error::from(err).into()
-// 	}
-// }
diff --git a/polkadot/validation/src/evaluation.rs b/polkadot/validation/src/evaluation.rs
index 1833366559..d04fdc4292 100644
--- a/polkadot/validation/src/evaluation.rs
+++ b/polkadot/validation/src/evaluation.rs
@@ -23,8 +23,8 @@ use polkadot_primitives::{Block, Hash, BlockNumber};
 use polkadot_primitives::parachain::Id as ParaId;
 
 error_chain! {
-	links {
-		Client(::client::error::Error, ::client::error::ErrorKind);
+	foreign_links {
+		Client(::client::error::Error);
 	}
 
 	errors {
diff --git a/polkadot/validation/src/lib.rs b/polkadot/validation/src/lib.rs
index 6ffdace746..3cddeedcc9 100644
--- a/polkadot/validation/src/lib.rs
+++ b/polkadot/validation/src/lib.rs
@@ -547,7 +547,7 @@ impl<C, N, P, TxApi> consensus::Environment<Block> for ProposerFactory<C, N, P,
 			parent_id,
 			parent_number: parent_header.number,
 			transaction_pool: self.transaction_pool.clone(),
-			slot_duration: self.aura_slot_duration,
+			slot_duration: self.aura_slot_duration.clone(),
 		})
 	}
 }
@@ -720,7 +720,7 @@ impl<C, TxApi> CreateProposal<C, TxApi> where
 
 		let runtime_api = self.client.runtime_api();
 
-		let mut block_builder = BlockBuilder::at_block(&self.parent_id, &*self.client)?;
+		let mut block_builder = BlockBuilder::at_block(&self.parent_id, &*self.client, false)?;
 
 		{
 			let inherents = runtime_api.inherent_extrinsics(&self.parent_id, inherent_data)?;
@@ -747,7 +747,7 @@ impl<C, TxApi> CreateProposal<C, TxApi> where
 						debug!("[{:?}] Pushed to the block.", ready.hash);
 						pending_size += encoded_size;
 					}
-					Err(client::error::Error(client::error::ErrorKind::ApplyExtrinsicFailed(ApplyError::FullBlock), _)) => {
+					Err(client::error::Error::ApplyExtrinsicFailed(ApplyError::FullBlock)) => {
 						debug!("Block is full, proceed with proposing.");
 						break;
 					}