GRANDPA finality proof draft (#1268)

* grandpa finality proof

* prove GrandpaApi::grandpa_authorities using parent block + some docs

* create justification when consensus data is changed

* generate justifications periodically

* test for ConsensusChanges
This commit is contained in:
Svyatoslav Nikolsky
2019-01-11 21:25:03 +03:00
committed by Gav Wood
parent 677b79765b
commit 616716cb4b
18 changed files with 786 additions and 113 deletions