beta 2.5.1 (#10643)

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* this never should be forced, either way compiling previous versions will produce outdated docs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

parity/rpc_apis.rs

@@ -252,6 +252,7 @@ pub struct FullDependencies {
 	pub gas_price_percentile: usize,
 	pub poll_lifetime: u32,
 	pub allow_missing_blocks: bool,
+	pub no_ancient_blocks: bool,
 }
 
 impl FullDependencies {
@@ -303,6 +304,7 @@ impl FullDependencies {
 							gas_price_percentile: self.gas_price_percentile,
 							allow_missing_blocks: self.allow_missing_blocks,
 							allow_experimental_rpcs: self.experimental_rpcs,
+							no_ancient_blocks: self.no_ancient_blocks
 						}
 					);
 					handler.extend_with(client.to_delegate());

parity/run.rs

@@ -742,6 +742,7 @@ fn execute_impl<Cr, Rr>(cmd: RunCmd, logger: Arc<RotatingLogger>, on_client_rq:
 		gas_price_percentile: cmd.gas_price_percentile,
 		poll_lifetime: cmd.poll_lifetime,
 		allow_missing_blocks: cmd.allow_missing_blocks,
+		no_ancient_blocks: !cmd.download_old_blocks,
 	});
 
 	let dependencies = rpc::Dependencies {