InstantSeal fix

Untrusted RLP length overflow check 

Marek Kotewicz authored Aug 02, 2017 and Arkadiy Paronyan committed Aug 02, 2017

* chainspec validation

* better error formatting for chainspec

* lint validate_chainspecs.sh

* quit takes &str instead of S: AsRef<str>

* push CI

* don't double check spec validity

removed std reexports from util && fixed broken tests

WASM MVP continued

* work in progress for splitting vms

* evm working

* Evm -> Vm

* wasm converted

* ethcore working

* test fixes

Realloc test added

Re-enable wallets, fixed forgetting accounts

* move common forks and parameters to common params

* port specs over to new format

* fix RPC tests

Whisper js

typo in uninstaller

* fix #6052. honor --no-color for signer command

* replace call to paint closure with the body, apply to generate_new_token too