* 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* this never should be forced, either way compiling previous versions will produce outdated docs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)
