github.com/leonlxy/hyperledger@v1.0.0-alpha.0.20170427033203-34922035d248/proposals/r1 (about) Custom-Events-High-level-specification.md Next-Consensus-Architecture-Proposal.md Next-Ledger-Architecture-Proposal.md Release-Process.md System-Chaincode-Specification.md blocks-2.png flow-2.png