diff --git a/substrate/demo/runtime/wasm/Cargo.lock b/substrate/demo/runtime/wasm/Cargo.lock
index 1a147b2a41..9d51df3715 100644
--- a/substrate/demo/runtime/wasm/Cargo.lock
+++ b/substrate/demo/runtime/wasm/Cargo.lock
@@ -1,16 +1,3 @@
-[[package]]
-name = "aho-corasick"
-version = "0.6.4"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
- "memchr 2.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
-[[package]]
-name = "ansi_term"
-version = "0.10.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-
 [[package]]
 name = "arrayvec"
 version = "0.4.7"
@@ -19,16 +6,6 @@ dependencies = [
  "nodrop 0.1.12 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
-[[package]]
-name = "atty"
-version = "0.2.10"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
- "libc 0.2.41 (registry+https://github.com/rust-lang/crates.io-index)",
- "termion 1.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "winapi 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
 [[package]]
 name = "base58"
 version = "0.1.0"
@@ -122,7 +99,7 @@ version = "0.1.0"
 dependencies = [
  "demo-primitives 0.1.0",
  "integer-sqrt 0.1.0 (git+https://github.com/paritytech/integer-sqrt-rs.git)",
- "safe-mix 0.1.0",
+ "safe-mix 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "substrate-codec 0.1.0",
  "substrate-primitives 0.1.0",
  "substrate-runtime-consensus 0.1.0",
@@ -160,15 +137,6 @@ dependencies = [
  "heapsize 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
-[[package]]
-name = "env_logger"
-version = "0.4.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
- "log 0.3.9 (registry+https://github.com/rust-lang/crates.io-index)",
- "regex 0.2.11 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
 [[package]]
 name = "environmental"
 version = "0.1.0"
@@ -185,27 +153,6 @@ dependencies = [
  "tiny-keccak 1.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
-[[package]]
-name = "ethcore-bytes"
-version = "0.1.0"
-source = "git+https://github.com/paritytech/parity.git#dec390a89fe038337399315daf15e628ffbb4d8e"
-
-[[package]]
-name = "ethcore-logger"
-version = "1.12.0"
-source = "git+https://github.com/paritytech/parity.git#dec390a89fe038337399315daf15e628ffbb4d8e"
-dependencies = [
- "ansi_term 0.10.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "arrayvec 0.4.7 (registry+https://github.com/rust-lang/crates.io-index)",
- "atty 0.2.10 (registry+https://github.com/rust-lang/crates.io-index)",
- "env_logger 0.4.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "lazy_static 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "log 0.3.9 (registry+https://github.com/rust-lang/crates.io-index)",
- "parking_lot 0.5.5 (registry+https://github.com/rust-lang/crates.io-index)",
- "regex 0.2.11 (registry+https://github.com/rust-lang/crates.io-index)",
- "time 0.1.40 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
 [[package]]
 name = "ethereum-types"
 version = "0.3.2"
@@ -230,17 +177,19 @@ dependencies = [
 
 [[package]]
 name = "fixed-hash"
-version = "0.1.3"
-source = "git+https://github.com/rphmeier/primitives.git?branch=compile-for-wasm#8dc457899afdaf968ff7f16140b03d1e37b01d71"
+version = "0.2.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
+ "heapsize 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.41 (registry+https://github.com/rust-lang/crates.io-index)",
  "rand 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "rustc-hex 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "fixed-hash"
-version = "0.2.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
+version = "0.2.2"
+source = "git+https://github.com/paritytech/parity-common#22209e14805e5764f7fe81259324d34eab179264"
 dependencies = [
  "heapsize 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.2.41 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -269,11 +218,10 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "hashdb"
-version = "0.1.1"
-source = "git+https://github.com/paritytech/parity.git#dec390a89fe038337399315daf15e628ffbb4d8e"
+version = "0.2.1"
+source = "git+https://github.com/paritytech/parity-common#22209e14805e5764f7fe81259324d34eab179264"
 dependencies = [
  "elastic-array 0.10.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "ethereum-types 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -316,15 +264,6 @@ dependencies = [
  "tiny-keccak 1.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
-[[package]]
-name = "keccak-hash"
-version = "0.1.2"
-source = "git+https://github.com/paritytech/parity.git#dec390a89fe038337399315daf15e628ffbb4d8e"
-dependencies = [
- "ethereum-types 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "tiny-keccak 1.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
 [[package]]
 name = "lazy_static"
 version = "0.2.11"
@@ -356,14 +295,6 @@ dependencies = [
  "cfg-if 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
-[[package]]
-name = "memchr"
-version = "2.0.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
- "libc 0.2.41 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
 [[package]]
 name = "memoffset"
 version = "0.2.1"
@@ -376,16 +307,14 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "memorydb"
-version = "0.1.1"
-source = "git+https://github.com/paritytech/parity.git#dec390a89fe038337399315daf15e628ffbb4d8e"
+version = "0.2.1"
+source = "git+https://github.com/paritytech/parity-common#22209e14805e5764f7fe81259324d34eab179264"
 dependencies = [
  "elastic-array 0.10.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "ethereum-types 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "hashdb 0.1.1 (git+https://github.com/paritytech/parity.git)",
+ "hashdb 0.2.1 (git+https://github.com/paritytech/parity-common)",
  "heapsize 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "keccak-hash 0.1.2 (git+https://github.com/paritytech/parity.git)",
- "plain_hasher 0.1.0 (git+https://github.com/paritytech/parity.git)",
- "rlp 0.2.1 (git+https://github.com/paritytech/parity.git)",
+ "plain_hasher 0.2.0 (git+https://github.com/paritytech/parity-common)",
+ "rlp 0.2.1 (git+https://github.com/paritytech/parity-common)",
 ]
 
 [[package]]
@@ -419,6 +348,11 @@ dependencies = [
  "stable_deref_trait 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "parity-bytes"
+version = "0.1.0"
+source = "git+https://github.com/paritytech/parity-common#22209e14805e5764f7fe81259324d34eab179264"
+
 [[package]]
 name = "parity-wasm"
 version = "0.31.0"
@@ -436,15 +370,6 @@ dependencies = [
  "parking_lot_core 0.2.14 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
-[[package]]
-name = "parking_lot"
-version = "0.5.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
- "owning_ref 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "parking_lot_core 0.2.14 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
 [[package]]
 name = "parking_lot_core"
 version = "0.2.14"
@@ -452,35 +377,28 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "libc 0.2.41 (registry+https://github.com/rust-lang/crates.io-index)",
  "rand 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "smallvec 0.6.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "smallvec 0.6.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "winapi 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "patricia-trie"
-version = "0.1.0"
-source = "git+https://github.com/paritytech/parity.git#dec390a89fe038337399315daf15e628ffbb4d8e"
+version = "0.2.1"
+source = "git+https://github.com/paritytech/parity-common#22209e14805e5764f7fe81259324d34eab179264"
 dependencies = [
  "elastic-array 0.10.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "ethcore-bytes 0.1.0 (git+https://github.com/paritytech/parity.git)",
- "ethcore-logger 1.12.0 (git+https://github.com/paritytech/parity.git)",
- "ethereum-types 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "hashdb 0.1.1 (git+https://github.com/paritytech/parity.git)",
- "keccak-hash 0.1.2 (git+https://github.com/paritytech/parity.git)",
+ "hashdb 0.2.1 (git+https://github.com/paritytech/parity-common)",
  "log 0.3.9 (registry+https://github.com/rust-lang/crates.io-index)",
- "memorydb 0.1.1 (git+https://github.com/paritytech/parity.git)",
+ "parity-bytes 0.1.0 (git+https://github.com/paritytech/parity-common)",
  "rand 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "rlp 0.2.1 (git+https://github.com/paritytech/parity.git)",
- "triehash 0.1.0 (git+https://github.com/paritytech/parity.git)",
 ]
 
 [[package]]
 name = "plain_hasher"
-version = "0.1.0"
-source = "git+https://github.com/paritytech/parity.git#dec390a89fe038337399315daf15e628ffbb4d8e"
+version = "0.2.0"
+source = "git+https://github.com/paritytech/parity-common#22209e14805e5764f7fe81259324d34eab179264"
 dependencies = [
  "crunchy 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "ethereum-types 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -564,39 +482,6 @@ dependencies = [
  "rand 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
-[[package]]
-name = "redox_syscall"
-version = "0.1.40"
-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 0.1.40 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
-[[package]]
-name = "regex"
-version = "0.2.11"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
- "aho-corasick 0.6.4 (registry+https://github.com/rust-lang/crates.io-index)",
- "memchr 2.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "regex-syntax 0.5.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "thread_local 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)",
- "utf8-ranges 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
-[[package]]
-name = "regex-syntax"
-version = "0.5.6"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
- "ucd-util 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
 [[package]]
 name = "ring"
 version = "0.12.1"
@@ -612,7 +497,7 @@ dependencies = [
 [[package]]
 name = "rlp"
 version = "0.2.1"
-source = "git+https://github.com/paritytech/parity.git#dec390a89fe038337399315daf15e628ffbb4d8e"
+source = "git+https://github.com/paritytech/parity-common#22209e14805e5764f7fe81259324d34eab179264"
 dependencies = [
  "byteorder 1.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "elastic-array 0.10.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -651,7 +536,8 @@ dependencies = [
 
 [[package]]
 name = "safe-mix"
-version = "0.1.0"
+version = "1.0.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "rustc_version 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -691,8 +577,11 @@ dependencies = [
 
 [[package]]
 name = "smallvec"
-version = "0.6.1"
+version = "0.6.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "unreachable 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+]
 
 [[package]]
 name = "stable_deref_trait"
@@ -731,15 +620,21 @@ dependencies = [
  "blake2-rfc 0.2.18 (registry+https://github.com/rust-lang/crates.io-index)",
  "byteorder 1.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "crunchy 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "fixed-hash 0.1.3 (git+https://github.com/rphmeier/primitives.git?branch=compile-for-wasm)",
+ "elastic-array 0.10.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "fixed-hash 0.2.2 (git+https://github.com/paritytech/parity-common)",
+ "hashdb 0.2.1 (git+https://github.com/paritytech/parity-common)",
+ "patricia-trie 0.2.1 (git+https://github.com/paritytech/parity-common)",
+ "plain_hasher 0.2.0 (git+https://github.com/paritytech/parity-common)",
+ "rlp 0.2.1 (git+https://github.com/paritytech/parity-common)",
  "rustc-hex 2.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.64 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_derive 1.0.64 (registry+https://github.com/rust-lang/crates.io-index)",
  "substrate-codec 0.1.0",
  "substrate-codec-derive 0.1.0",
  "substrate-runtime-std 0.1.0",
+ "tiny-keccak 1.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "twox-hash 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "uint 0.1.2 (git+https://github.com/rphmeier/primitives.git?branch=compile-for-wasm)",
+ "uint 0.3.0 (git+https://github.com/paritytech/parity-common)",
  "wasmi 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -765,7 +660,7 @@ version = "0.1.0"
 dependencies = [
  "hex-literal 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "integer-sqrt 0.1.0 (git+https://github.com/paritytech/integer-sqrt-rs.git)",
- "safe-mix 0.1.0",
+ "safe-mix 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.64 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_derive 1.0.64 (registry+https://github.com/rust-lang/crates.io-index)",
  "substrate-codec 0.1.0",
@@ -787,7 +682,7 @@ name = "substrate-runtime-democracy"
 version = "0.1.0"
 dependencies = [
  "hex-literal 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "safe-mix 0.1.0",
+ "safe-mix 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.64 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_derive 1.0.64 (registry+https://github.com/rust-lang/crates.io-index)",
  "substrate-codec 0.1.0",
@@ -866,7 +761,7 @@ name = "substrate-runtime-session"
 version = "0.1.0"
 dependencies = [
  "hex-literal 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "safe-mix 0.1.0",
+ "safe-mix 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.64 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_derive 1.0.64 (registry+https://github.com/rust-lang/crates.io-index)",
  "substrate-codec 0.1.0",
@@ -886,7 +781,7 @@ name = "substrate-runtime-staking"
 version = "0.1.0"
 dependencies = [
  "hex-literal 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "safe-mix 0.1.0",
+ "safe-mix 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.64 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_derive 1.0.64 (registry+https://github.com/rust-lang/crates.io-index)",
  "substrate-codec 0.1.0",
@@ -931,7 +826,7 @@ name = "substrate-runtime-system"
 version = "0.1.0"
 dependencies = [
  "hex-literal 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "safe-mix 0.1.0",
+ "safe-mix 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.64 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_derive 1.0.64 (registry+https://github.com/rust-lang/crates.io-index)",
  "substrate-codec 0.1.0",
@@ -976,15 +871,16 @@ name = "substrate-state-machine"
 version = "0.1.0"
 dependencies = [
  "byteorder 1.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "ethereum-types 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "hashdb 0.1.1 (git+https://github.com/paritytech/parity.git)",
+ "hashdb 0.2.1 (git+https://github.com/paritytech/parity-common)",
+ "heapsize 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "hex-literal 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.3.9 (registry+https://github.com/rust-lang/crates.io-index)",
- "memorydb 0.1.1 (git+https://github.com/paritytech/parity.git)",
+ "memorydb 0.2.1 (git+https://github.com/paritytech/parity-common)",
  "parking_lot 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
- "patricia-trie 0.1.0 (git+https://github.com/paritytech/parity.git)",
+ "patricia-trie 0.2.1 (git+https://github.com/paritytech/parity-common)",
+ "rlp 0.2.1 (git+https://github.com/paritytech/parity-common)",
  "substrate-primitives 0.1.0",
- "triehash 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "triehash 0.2.0 (git+https://github.com/paritytech/parity-common)",
 ]
 
 [[package]]
@@ -997,35 +893,6 @@ dependencies = [
  "unicode-xid 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
-[[package]]
-name = "termion"
-version = "1.5.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
- "libc 0.2.41 (registry+https://github.com/rust-lang/crates.io-index)",
- "redox_syscall 0.1.40 (registry+https://github.com/rust-lang/crates.io-index)",
- "redox_termios 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
-[[package]]
-name = "thread_local"
-version = "0.3.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
- "lazy_static 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "unreachable 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
-[[package]]
-name = "time"
-version = "0.1.40"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
- "libc 0.2.41 (registry+https://github.com/rust-lang/crates.io-index)",
- "redox_syscall 0.1.40 (registry+https://github.com/rust-lang/crates.io-index)",
- "winapi 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
 [[package]]
 name = "tiny-keccak"
 version = "1.4.2"
@@ -1034,17 +901,6 @@ dependencies = [
  "crunchy 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
-[[package]]
-name = "triehash"
-version = "0.1.0"
-source = "git+https://github.com/paritytech/parity.git#dec390a89fe038337399315daf15e628ffbb4d8e"
-dependencies = [
- "elastic-array 0.10.0 (registry+https://github.com/rust-lang/crates.io-index)",
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 [[package]]
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 version = "0.1.2"
@@ -1056,6 +912,16 @@ dependencies = [
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 ]
 
+[[package]]
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+version = "0.2.0"
+source = "git+https://github.com/paritytech/parity-common#22209e14805e5764f7fe81259324d34eab179264"
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+ "rlp 0.2.1 (git+https://github.com/paritytech/parity-common)",
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+
 [[package]]
 name = "twox-hash"
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@@ -1064,21 +930,6 @@ dependencies = [
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-[[package]]
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-source = "registry+https://github.com/rust-lang/crates.io-index"
-
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@@ -1090,6 +941,16 @@ dependencies = [
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 ]
 
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 [[package]]
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@@ -1108,11 +969,6 @@ name = "untrusted"
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-[[package]]
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-source = "registry+https://github.com/rust-lang/crates.io-index"
-
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@@ -1149,10 +1005,7 @@ version = "0.4.0"
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diff --git a/substrate/demo/runtime/wasm/target/wasm32-unknown-unknown/release/demo_runtime.compact.wasm b/substrate/demo/runtime/wasm/target/wasm32-unknown-unknown/release/demo_runtime.compact.wasm
index 93828266e1..3bd4f0d765 100644
Binary files a/substrate/demo/runtime/wasm/target/wasm32-unknown-unknown/release/demo_runtime.compact.wasm and b/substrate/demo/runtime/wasm/target/wasm32-unknown-unknown/release/demo_runtime.compact.wasm differ
diff --git a/substrate/demo/runtime/wasm/target/wasm32-unknown-unknown/release/demo_runtime.wasm b/substrate/demo/runtime/wasm/target/wasm32-unknown-unknown/release/demo_runtime.wasm
index 517720dab5..b8a7075630 100755
Binary files a/substrate/demo/runtime/wasm/target/wasm32-unknown-unknown/release/demo_runtime.wasm and b/substrate/demo/runtime/wasm/target/wasm32-unknown-unknown/release/demo_runtime.wasm differ
diff --git a/substrate/scripts/common.sh b/substrate/scripts/common.sh
index 9d6cc47144..a75be8e406 100644
--- a/substrate/scripts/common.sh
+++ b/substrate/scripts/common.sh
@@ -4,14 +4,12 @@ ROOT=`dirname "$0"`
 
 # A list of directories which contain wasm projects.
 SRCS=(
-	"polkadot/runtime/wasm"
 	"substrate/executor/wasm"
 )
 
 DEMOS=(
 	"demo/runtime/wasm"
 	"substrate/test-runtime/wasm"
-	"polkadot/test-parachains/"
 )
 
 # Make pushd/popd silent.
diff --git a/substrate/substrate/executor/wasm/target/wasm32-unknown-unknown/release/runtime_test.compact.wasm b/substrate/substrate/executor/wasm/target/wasm32-unknown-unknown/release/runtime_test.compact.wasm
index ad7e8d7ad1..bd28afca74 100644
Binary files a/substrate/substrate/executor/wasm/target/wasm32-unknown-unknown/release/runtime_test.compact.wasm and b/substrate/substrate/executor/wasm/target/wasm32-unknown-unknown/release/runtime_test.compact.wasm differ
diff --git a/substrate/substrate/executor/wasm/target/wasm32-unknown-unknown/release/runtime_test.wasm b/substrate/substrate/executor/wasm/target/wasm32-unknown-unknown/release/runtime_test.wasm
index 4dd7ec49e4..a683b40c28 100755
Binary files a/substrate/substrate/executor/wasm/target/wasm32-unknown-unknown/release/runtime_test.wasm and b/substrate/substrate/executor/wasm/target/wasm32-unknown-unknown/release/runtime_test.wasm differ
diff --git a/substrate/substrate/test-runtime/wasm/Cargo.lock b/substrate/substrate/test-runtime/wasm/Cargo.lock
index 230f547d90..131ca9af2a 100644
--- a/substrate/substrate/test-runtime/wasm/Cargo.lock
+++ b/substrate/substrate/test-runtime/wasm/Cargo.lock
@@ -1,16 +1,3 @@
-[[package]]
-name = "aho-corasick"
-version = "0.6.4"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
- "memchr 2.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
-[[package]]
-name = "ansi_term"
-version = "0.10.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-
 [[package]]
 name = "arrayvec"
 version = "0.4.7"
@@ -19,16 +6,6 @@ dependencies = [
  "nodrop 0.1.12 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
-[[package]]
-name = "atty"
-version = "0.2.10"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
- "libc 0.2.41 (registry+https://github.com/rust-lang/crates.io-index)",
- "termion 1.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "winapi 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
 [[package]]
 name = "base58"
 version = "0.1.0"
@@ -124,15 +101,6 @@ dependencies = [
  "heapsize 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
-[[package]]
-name = "env_logger"
-version = "0.4.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
- "log 0.3.9 (registry+https://github.com/rust-lang/crates.io-index)",
- "regex 0.2.11 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
 [[package]]
 name = "environmental"
 version = "0.1.0"
@@ -149,27 +117,6 @@ dependencies = [
  "tiny-keccak 1.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
-[[package]]
-name = "ethcore-bytes"
-version = "0.1.0"
-source = "git+https://github.com/paritytech/parity.git#dec390a89fe038337399315daf15e628ffbb4d8e"
-
-[[package]]
-name = "ethcore-logger"
-version = "1.12.0"
-source = "git+https://github.com/paritytech/parity.git#dec390a89fe038337399315daf15e628ffbb4d8e"
-dependencies = [
- "ansi_term 0.10.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "arrayvec 0.4.7 (registry+https://github.com/rust-lang/crates.io-index)",
- "atty 0.2.10 (registry+https://github.com/rust-lang/crates.io-index)",
- "env_logger 0.4.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "lazy_static 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "log 0.3.9 (registry+https://github.com/rust-lang/crates.io-index)",
- "parking_lot 0.5.5 (registry+https://github.com/rust-lang/crates.io-index)",
- "regex 0.2.11 (registry+https://github.com/rust-lang/crates.io-index)",
- "time 0.1.40 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
 [[package]]
 name = "ethereum-types"
 version = "0.3.2"
@@ -194,17 +141,19 @@ dependencies = [
 
 [[package]]
 name = "fixed-hash"
-version = "0.1.3"
-source = "git+https://github.com/rphmeier/primitives.git?branch=compile-for-wasm#8dc457899afdaf968ff7f16140b03d1e37b01d71"
+version = "0.2.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
+ "heapsize 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.41 (registry+https://github.com/rust-lang/crates.io-index)",
  "rand 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "rustc-hex 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "fixed-hash"
-version = "0.2.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
+version = "0.2.2"
+source = "git+https://github.com/paritytech/parity-common#22209e14805e5764f7fe81259324d34eab179264"
 dependencies = [
  "heapsize 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.2.41 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -233,11 +182,10 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "hashdb"
-version = "0.1.1"
-source = "git+https://github.com/paritytech/parity.git#dec390a89fe038337399315daf15e628ffbb4d8e"
+version = "0.2.1"
+source = "git+https://github.com/paritytech/parity-common#22209e14805e5764f7fe81259324d34eab179264"
 dependencies = [
  "elastic-array 0.10.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "ethereum-types 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -280,15 +228,6 @@ dependencies = [
  "tiny-keccak 1.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
-[[package]]
-name = "keccak-hash"
-version = "0.1.2"
-source = "git+https://github.com/paritytech/parity.git#dec390a89fe038337399315daf15e628ffbb4d8e"
-dependencies = [
- "ethereum-types 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "tiny-keccak 1.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
 [[package]]
 name = "lazy_static"
 version = "0.2.11"
@@ -320,14 +259,6 @@ dependencies = [
  "cfg-if 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
-[[package]]
-name = "memchr"
-version = "2.0.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
- "libc 0.2.41 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
 [[package]]
 name = "memoffset"
 version = "0.2.1"
@@ -340,16 +271,14 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "memorydb"
-version = "0.1.1"
-source = "git+https://github.com/paritytech/parity.git#dec390a89fe038337399315daf15e628ffbb4d8e"
+version = "0.2.1"
+source = "git+https://github.com/paritytech/parity-common#22209e14805e5764f7fe81259324d34eab179264"
 dependencies = [
  "elastic-array 0.10.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "ethereum-types 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "hashdb 0.1.1 (git+https://github.com/paritytech/parity.git)",
+ "hashdb 0.2.1 (git+https://github.com/paritytech/parity-common)",
  "heapsize 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "keccak-hash 0.1.2 (git+https://github.com/paritytech/parity.git)",
- "plain_hasher 0.1.0 (git+https://github.com/paritytech/parity.git)",
- "rlp 0.2.1 (git+https://github.com/paritytech/parity.git)",
+ "plain_hasher 0.2.0 (git+https://github.com/paritytech/parity-common)",
+ "rlp 0.2.1 (git+https://github.com/paritytech/parity-common)",
 ]
 
 [[package]]
@@ -383,6 +312,11 @@ dependencies = [
  "stable_deref_trait 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "parity-bytes"
+version = "0.1.0"
+source = "git+https://github.com/paritytech/parity-common#22209e14805e5764f7fe81259324d34eab179264"
+
 [[package]]
 name = "parity-wasm"
 version = "0.31.0"
@@ -400,15 +334,6 @@ dependencies = [
  "parking_lot_core 0.2.14 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
-[[package]]
-name = "parking_lot"
-version = "0.5.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
- "owning_ref 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "parking_lot_core 0.2.14 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
 [[package]]
 name = "parking_lot_core"
 version = "0.2.14"
@@ -422,29 +347,22 @@ dependencies = [
 
 [[package]]
 name = "patricia-trie"
-version = "0.1.0"
-source = "git+https://github.com/paritytech/parity.git#dec390a89fe038337399315daf15e628ffbb4d8e"
+version = "0.2.1"
+source = "git+https://github.com/paritytech/parity-common#22209e14805e5764f7fe81259324d34eab179264"
 dependencies = [
  "elastic-array 0.10.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "ethcore-bytes 0.1.0 (git+https://github.com/paritytech/parity.git)",
- "ethcore-logger 1.12.0 (git+https://github.com/paritytech/parity.git)",
- "ethereum-types 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "hashdb 0.1.1 (git+https://github.com/paritytech/parity.git)",
- "keccak-hash 0.1.2 (git+https://github.com/paritytech/parity.git)",
+ "hashdb 0.2.1 (git+https://github.com/paritytech/parity-common)",
  "log 0.3.9 (registry+https://github.com/rust-lang/crates.io-index)",
- "memorydb 0.1.1 (git+https://github.com/paritytech/parity.git)",
+ "parity-bytes 0.1.0 (git+https://github.com/paritytech/parity-common)",
  "rand 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "rlp 0.2.1 (git+https://github.com/paritytech/parity.git)",
- "triehash 0.1.0 (git+https://github.com/paritytech/parity.git)",
 ]
 
 [[package]]
 name = "plain_hasher"
-version = "0.1.0"
-source = "git+https://github.com/paritytech/parity.git#dec390a89fe038337399315daf15e628ffbb4d8e"
+version = "0.2.0"
+source = "git+https://github.com/paritytech/parity-common#22209e14805e5764f7fe81259324d34eab179264"
 dependencies = [
  "crunchy 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "ethereum-types 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -528,39 +446,6 @@ dependencies = [
  "rand 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
-[[package]]
-name = "redox_syscall"
-version = "0.1.40"
-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 0.1.40 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
-[[package]]
-name = "regex"
-version = "0.2.11"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
- "aho-corasick 0.6.4 (registry+https://github.com/rust-lang/crates.io-index)",
- "memchr 2.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "regex-syntax 0.5.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "thread_local 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)",
- "utf8-ranges 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
-[[package]]
-name = "regex-syntax"
-version = "0.5.6"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
- "ucd-util 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
 [[package]]
 name = "ring"
 version = "0.12.1"
@@ -576,7 +461,7 @@ dependencies = [
 [[package]]
 name = "rlp"
 version = "0.2.1"
-source = "git+https://github.com/paritytech/parity.git#dec390a89fe038337399315daf15e628ffbb4d8e"
+source = "git+https://github.com/paritytech/parity-common#22209e14805e5764f7fe81259324d34eab179264"
 dependencies = [
  "byteorder 1.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "elastic-array 0.10.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -679,15 +564,21 @@ dependencies = [
  "blake2-rfc 0.2.18 (registry+https://github.com/rust-lang/crates.io-index)",
  "byteorder 1.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "crunchy 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "fixed-hash 0.1.3 (git+https://github.com/rphmeier/primitives.git?branch=compile-for-wasm)",
+ "elastic-array 0.10.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "fixed-hash 0.2.2 (git+https://github.com/paritytech/parity-common)",
+ "hashdb 0.2.1 (git+https://github.com/paritytech/parity-common)",
+ "patricia-trie 0.2.1 (git+https://github.com/paritytech/parity-common)",
+ "plain_hasher 0.2.0 (git+https://github.com/paritytech/parity-common)",
+ "rlp 0.2.1 (git+https://github.com/paritytech/parity-common)",
  "rustc-hex 2.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.64 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_derive 1.0.64 (registry+https://github.com/rust-lang/crates.io-index)",
  "substrate-codec 0.1.0",
  "substrate-codec-derive 0.1.0",
  "substrate-runtime-std 0.1.0",
+ "tiny-keccak 1.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "twox-hash 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "uint 0.1.2 (git+https://github.com/rphmeier/primitives.git?branch=compile-for-wasm)",
+ "uint 0.3.0 (git+https://github.com/paritytech/parity-common)",
  "wasmi 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -762,15 +653,16 @@ name = "substrate-state-machine"
 version = "0.1.0"
 dependencies = [
  "byteorder 1.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "ethereum-types 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "hashdb 0.1.1 (git+https://github.com/paritytech/parity.git)",
+ "hashdb 0.2.1 (git+https://github.com/paritytech/parity-common)",
+ "heapsize 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "hex-literal 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.3.9 (registry+https://github.com/rust-lang/crates.io-index)",
- "memorydb 0.1.1 (git+https://github.com/paritytech/parity.git)",
+ "memorydb 0.2.1 (git+https://github.com/paritytech/parity-common)",
  "parking_lot 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
- "patricia-trie 0.1.0 (git+https://github.com/paritytech/parity.git)",
+ "patricia-trie 0.2.1 (git+https://github.com/paritytech/parity-common)",
+ "rlp 0.2.1 (git+https://github.com/paritytech/parity-common)",
  "substrate-primitives 0.1.0",
- "triehash 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "triehash 0.2.0 (git+https://github.com/paritytech/parity-common)",
 ]
 
 [[package]]
@@ -800,35 +692,6 @@ dependencies = [
  "unicode-xid 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
-[[package]]
-name = "termion"
-version = "1.5.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
- "libc 0.2.41 (registry+https://github.com/rust-lang/crates.io-index)",
- "redox_syscall 0.1.40 (registry+https://github.com/rust-lang/crates.io-index)",
- "redox_termios 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
-[[package]]
-name = "thread_local"
-version = "0.3.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
- "lazy_static 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "unreachable 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
-[[package]]
-name = "time"
-version = "0.1.40"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
- "libc 0.2.41 (registry+https://github.com/rust-lang/crates.io-index)",
- "redox_syscall 0.1.40 (registry+https://github.com/rust-lang/crates.io-index)",
- "winapi 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
 [[package]]
 name = "tiny-keccak"
 version = "1.4.2"
@@ -837,17 +700,6 @@ dependencies = [
  "crunchy 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
-[[package]]
-name = "triehash"
-version = "0.1.0"
-source = "git+https://github.com/paritytech/parity.git#dec390a89fe038337399315daf15e628ffbb4d8e"
-dependencies = [
- "elastic-array 0.10.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "ethereum-types 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "keccak-hash 0.1.2 (git+https://github.com/paritytech/parity.git)",
- "rlp 0.2.1 (git+https://github.com/paritytech/parity.git)",
-]
-
 [[package]]
 name = "triehash"
 version = "0.1.2"
@@ -859,6 +711,16 @@ dependencies = [
  "rlp 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "triehash"
+version = "0.2.0"
+source = "git+https://github.com/paritytech/parity-common#22209e14805e5764f7fe81259324d34eab179264"
+dependencies = [
+ "elastic-array 0.10.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "hashdb 0.2.1 (git+https://github.com/paritytech/parity-common)",
+ "rlp 0.2.1 (git+https://github.com/paritytech/parity-common)",
+]
+
 [[package]]
 name = "twox-hash"
 version = "1.1.0"
@@ -867,21 +729,6 @@ dependencies = [
  "rand 0.3.22 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
-[[package]]
-name = "ucd-util"
-version = "0.1.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-
-[[package]]
-name = "uint"
-version = "0.1.2"
-source = "git+https://github.com/rphmeier/primitives.git?branch=compile-for-wasm#8dc457899afdaf968ff7f16140b03d1e37b01d71"
-dependencies = [
- "byteorder 1.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "rustc-hex 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "rustc_version 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
 [[package]]
 name = "uint"
 version = "0.2.1"
@@ -893,34 +740,26 @@ dependencies = [
  "rustc_version 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "uint"
+version = "0.3.0"
+source = "git+https://github.com/paritytech/parity-common#22209e14805e5764f7fe81259324d34eab179264"
+dependencies = [
+ "byteorder 1.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "crunchy 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rustc-hex 2.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
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index ce51b1a4da..0f5f06b577 100644
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diff --git a/substrate/substrate/test-runtime/wasm/target/wasm32-unknown-unknown/release/substrate_test_runtime.wasm b/substrate/substrate/test-runtime/wasm/target/wasm32-unknown-unknown/release/substrate_test_runtime.wasm
index 463db5b3ed..cd40d8e582 100755
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