Fix linked map for trait types and Option (#1809)

* Fix linked map for traits.

* Fix Option<_> variant.

*  Improve naming a tad

* Rebuild runtime

* Encapsulate private data in the inner module.

* Bump impl version.

* Fix deriving codec in srml-example.

* Fix derivation without importing parity-codec-derive.

* Fix config() for map.

substrate/node/runtime/wasm/Cargo.lock

@@ -151,6 +151,15 @@ name = "crossbeam"
 version = "0.2.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
+[[package]]
+name = "crossbeam-channel"
+version = "0.3.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "crossbeam-utils 0.6.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "smallvec 0.6.7 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "crossbeam-deque"
 version = "0.6.2"
@@ -1679,12 +1688,12 @@ dependencies = [
 name = "substrate-consensus-common"
 version = "0.1.0"
 dependencies = [
+ "crossbeam-channel 0.3.7 (registry+https://github.com/rust-lang/crates.io-index)",
  "error-chain 0.12.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "parity-codec 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "parity-codec-derive 3.0.0 (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 0.1.0",
  "sr-version 0.1.0",
  "substrate-inherents 0.1.0",
@@ -2224,6 +2233,7 @@ dependencies = [
 "checksum cloudabi 0.0.3 (registry+https://github.com/rust-lang/crates.io-index)" = "ddfc5b9aa5d4507acaf872de71051dfd0e309860e88966e1051e462a077aac4f"
 "checksum constant_time_eq 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)" = "8ff012e225ce166d4422e0e78419d901719760f62ae2b7969ca6b564d1b54a9e"
 "checksum crossbeam 0.2.12 (registry+https://github.com/rust-lang/crates.io-index)" = "bd66663db5a988098a89599d4857919b3acf7f61402e61365acfd3919857b9be"
+"checksum crossbeam-channel 0.3.7 (registry+https://github.com/rust-lang/crates.io-index)" = "8d4f5844607ce8da3fff431e7dba56cda8bfcc570aa50bee36adba8a32b8cad7"
 "checksum crossbeam-deque 0.6.2 (registry+https://github.com/rust-lang/crates.io-index)" = "4fe1b6f945f824c7a25afe44f62e25d714c0cc523f8e99d8db5cd1026e1269d3"
 "checksum crossbeam-epoch 0.6.1 (registry+https://github.com/rust-lang/crates.io-index)" = "2449aaa4ec7ef96e5fb24db16024b935df718e9ae1cec0a1e68feeca2efca7b8"
 "checksum crossbeam-utils 0.6.2 (registry+https://github.com/rust-lang/crates.io-index)" = "e07fc155212827475223f0bcfae57e945e694fc90950ddf3f6695bbfd5555c72"