Cleaning up dependencies (#125)

* cargo update
* Update to latest ctrlc crate
* Update vergen
* Update to latest pretty_assertions
* Update log
* Update parking_lot
* Update hex-rustc

polkadot/runtime/wasm/Cargo.lock

@@ -1,3 +1,5 @@
+# This file is automatically @generated by Cargo.
+# It is not intended for manual editing.
 [[package]]
 name = "arrayref"
 version = "0.3.5"
@@ -747,7 +749,7 @@ dependencies = [
  "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)",
  "polkadot-primitives 0.1.0",
- "rustc-hex 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rustc-hex 2.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "safe-mix 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_derive 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -984,11 +986,6 @@ name = "rustc-demangle"
 version = "0.1.13"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
-[[package]]
-name = "rustc-hex"
-version = "1.0.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-
 [[package]]
 name = "rustc-hex"
 version = "2.0.1"
@@ -2251,7 +2248,6 @@ dependencies = [
 "checksum redox_syscall 0.1.51 (registry+https://github.com/rust-lang/crates.io-index)" = "423e376fffca3dfa06c9e9790a9ccd282fafb3cc6e6397d01dbf64f9bacc6b85"
 "checksum ring 0.13.5 (registry+https://github.com/rust-lang/crates.io-index)" = "2c4db68a2e35f3497146b7e4563df7d4773a2433230c5e4b448328e31740458a"
 "checksum rustc-demangle 0.1.13 (registry+https://github.com/rust-lang/crates.io-index)" = "adacaae16d02b6ec37fdc7acfcddf365978de76d1983d3ee22afc260e1ca9619"
-"checksum rustc-hex 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)" = "0ceb8ce7a5e520de349e1fa172baeba4a9e8d5ef06c47471863530bc4972ee1e"
 "checksum rustc-hex 2.0.1 (registry+https://github.com/rust-lang/crates.io-index)" = "403bb3a286107a04825a5f82e1270acc1e14028d3d554d7a1e08914549575ab8"
 "checksum rustc_version 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)" = "138e3e0acb6c9fb258b19b67cb8abd63c00679d2851805ea151465464fe9030a"
 "checksum ryu 0.2.7 (registry+https://github.com/rust-lang/crates.io-index)" = "eb9e9b8cde282a9fe6a42dd4681319bfb63f121b8a8ee9439c6f4107e58a46f7"