https://github.com/tendermint/tendermint/blob/27ef3489a0018b1dfba0a5c97219c2cd4842afe6/docs/specification/new-spec/spec-notes.md

• Remove BlockID from Commit
• Actually validate the ValidatorsHash
• Move blockHeight=1 exception for LastCommit to ValidateBasic

Latest

• blockchain/state.md#ConsensusParams
• blockchain/state.md -> details of an implementation of State with persistence.
• reactors/block_sync/impl.md#TODO -> How does the switch from bcR to conR happen? Does conR persist blocks to disk too? What is the interaction between the consensus and blockchain reactors?