* Adds an offchain call to submit double vote reports
* Some tweaks
* Remove unnecessary IdentifyAccount impls
* Adds ValidateDoubleVoteReports to test runtime
* sp-application-crypto is only a dev dependency
* Initial draft
* More work
* Build
* Docs
* Insert westend keys
* Add badBlock to fork from old chain
* Updated spec to reset westend
* Use raw spec
* Fix spec format and use westend2 for both id's
* Correct public key for bootnode 3
* Build
* Extra space
* Fix build
* Lock
* Update lock
* Fixes
* Fix for he startup text
* Bump
Co-authored-by: Gav Wood <gavin@parity.io>