* Refactor updater to use ethabi-derive
* Grumble: do_call type alias
* Empty commit to trigger test re-run
* migration to ethabi-5.0
* migration to ethabi-5.0 in progress
* use ethabi_deriven to generate TransactAcl contract
* use ethabi_deriven to generate Registry contract
* hash-fetch uses ethabi_derive, removed retain cycle from updater, fixed#7720
* node-filter crate uses ethabi_derive to generate peer_set contract interface
* use LruCache in node-filter instead of HashMap
* validator_set engine uses ethabi_derive
* ethcore does not depend on native_contracts
* miner does no depend on native_contracts
* secret_store does not use native_contracts (in progress)
* removed native-contracts
* ethcore and updater does not depend on futures
* updated ethereum-types
* fixed all warnings caused by using new version of ethereum-types
* updated ethabi_derive && ethabi_contract to get rid of warnings
* removed another retain cycle in updater, fixed following minor version on update
* moved contracts out of native_contracts res
* updated ethabi_contract
* fixed failing test
* fixed failing test
* there is no need to create two contracts of the same kind any more
* simplify updater::ReleaseTrack conversion into u8 and add several tests for it
* applied review suggestions
* applied review suggestions
* Move miner away from ethcore.
* Fix ethcore to use miner/transaction.
* Fix tests and warnings.
* fixed incorrect merge of the test in the documentation
* 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
* refactor PriceInfo to use Fetch and reuse the client
* forget Fetch future to keep it running in the background
* update Debug message for price_info::Client
* wrap underlying errors in price_info client
* use debug_struct in price_info client debug implementation
* use global fetch service in price_info client
* rename gas_pricer parameter in RunCmd
* move price_info to its own crate
* fix price_info tests
* replace rustc_serialize with serde_json in price_info
* add documentation for price_info
* remove unused rustc-serialize dependency from ethcore
* fix price_info formatting
* re-export fetch crate in price_info
* remove unused cfg attributes in price_info
* add tests for price_info
* Clarify function name
Function checks if sealing is currently underway, not to be confused
with checking whether the engine performs internal sealing.
* Error when work called on internal sealing engine
* Error submitting work for internal sealing engine
* Fix inverted bool and style grumbles
* Add can_produce_work_package to TestMinerService
* Error when setting engine signer on PoW chain
* Unit tests for engine signing
Setting engine signer should fail if chain does not seal internally
or client lacks account provider.
* Tweak TestMinerService
* Fix minor style grumbles