* version: bump beta to 2.5.1
* fix(whisper expiry): current time + work + ttl (#10587)
* update bootnodes (#10595)
* config: update goerli bootnodes
* config: update kotti bootnodes
* adds rpc error message for --no-ancient-blocks (#10608)
* adds error message for --no-ancient-blocks, closes#10261
* Apply suggestions from code review
Co-Authored-By: seunlanlege <seunlanlege@gmail.com>
* Constantinople HF on POA Core (#10606)
* Constantinople HF on POA Core
Plan Constantinople/St.Petersfork HF on POA Core network at block 8582254.
Original PR in POA repository: https://github.com/poanetwork/poa-chain-spec/pull/110
* Remove extra empty line
* evm: add some mulmod benches (#10600)
* evm: add blockhash_mulmod bench
* evm: use num-bigint for mod ops
* Clique: zero-fill extradata when the supplied value is less than 32 bytes in length (#10605)
* Update kovan.json to switch validator set to POA Consensus Contracts (#10628)
* Fix publish docs (#10635)
* Fix publish docs
* this never should be forced, either way compiling previous versions will produce outdated docs
* fix array, var was moved to the group project global variables list
* Fix rinkeby petersburg fork (#10632)
* ethcore: update hardcoded headers for foundation
* ethcore: update hardcoded headers for ropsten
* ethcore: update hardcoded headers for kovan
* ethcore: use consistant formatting
* ethcore: restore spaces after colon in chain spec
* ethcore: fix bootnodes in chain specs
* ethcore: fix bootnodes in chain specs
* ethcore: enforce newline at the end of chainspecs
* ethcore: propose hardfork block number 4230000 for ropsten
* ethcore: propose hardfork block number 9000000 for kovan
* ethcore: enable kip-4 and kip-6 on kovan
* etcore: bump kovan hardfork to block 9.2M
* ethcore: fix ropsten constantinople block number to 4.2M
* ethcore: disable difficulty_test_ropsten until ethereum/tests are updated upstream
- Update foundation hardcoded header to block 6219777
- Update ropsten hardcoded header to block 3917825
- Update kovan hardcoded header to block 8511489
* Insert Kovan hardcoded headers until #7690241
* Insert Kovan hardcoded headers until block 7690241
* Insert Ropsten hardcoded headers until #3612673
* Insert Mainnet hardcoded headers until block 5941249
* move common forks and parameters to common params
* port specs over to new format
* fix RPC tests
* parity-machine skeleton
* remove block type
* extract out ethereum-specific methods into EthereumMachine
* beginning to integrate Machine into engines. dealing with stale transitions in Ethash
* initial porting to machine
* move block reward back into engine
* abstract block reward logic
* move last hash and DAO HF logic into machine
* begin making engine function parameters generic
* abstract epoch verifier and ethash block reward logic
* instantiate special ethereummachine for ethash in spec
* optional full verification in verify_block_family
* re-instate tx_filter in a way that works for all engines
* fix warnings
* fix most tests, further generalize engine trait
* uncomment nullengine, get ethcore tests compiling
* fix warnings
* update a bunch of specs
* re-enable engine signer, validator set, and transition handler
* migrate basic_authority engine
* move last hashes into executedblock
* port tendermint
* make all ethcore tests pass
* json-tests compilation
* fix RPC tests: change in gas limit for new block changed PoW hash
* fix minor grumbles
* validate chainspecs
* fix broken import
* fix transaction verification for pre-homestead
