* Tx permission contract improvement
* Take in account zero gas price certification when doing transact_contract
* DRY in ServiceTransactionChecker
* Fix typos and regroup mod
* Introduce CertifiedAddressesCache
* Introduce refresh_cache for CertifiedAddressesCache
* Add CertifiedAddressesCache read and write on checking
* Refresh CertifiedAddressesCache on new imported block
* Separate ChainInfo trait and fix errors after merge
* Do not fire an error when service txes contract does not exist
* WIP: Shared certified addresses cache between miner and client + use HashMap instead of BTreeMap
* Refactor refresh_cache for ServiceTransactionChecker
* Refresh cache fixes
* Add cache read in check_address + log when cache is used + improve code
* Remove ChainInfo from ServiceTransaction dependencies
* DRY ServiceTransactionChecker
* Fix Client and Miner in tests
* Fix node_filter test
* Fix Client::new in add_peer_with_private_config
* WIP: Separated ChainNotify from ethcore trait and implemented ChainNotify for ServiceTransactionChecker
* Fix watcher test
* Revert "Merge branch 'master' into master"
This reverts commit 4e7371dc109d022efe3087defc33d827998ce648, reversing
changes made to bffd73e5fd58a516bbf404281b51cf26422e181e.
* Revert "Fix watcher test"
This reverts commit bffd73e5fd58a516bbf404281b51cf26422e181e.
* Revert "WIP: Separated ChainNotify from ethcore trait and implemented ChainNotify for ServiceTransactionChecker"
This reverts commit 6e73d1e61fa15dc10ffd4fab63df29eabe9c3b3a.
* Revert "Fix Client::new in add_peer_with_private_config"
This reverts commit ec610a30bee95588d58b79edcc9e43c2ff90f1ad.
* Revert "Fix node_filter test"
This reverts commit 06a4b2de86317c902f579e912b40de0b0fbf6d78.
* Revert "Fix Client and Miner in tests"
This reverts commit 51bbad330ea6e7bdfc1516208cc8705d5d11516d.
* Implement ServiceTransactionChecker in miner and delegate it to client + revert unnecessary changes
* Merge master
* Code improvements
* Merge branch 'master' of https://github.com/paritytech/parity-ethereum
# Conflicts:
# Cargo.lock
# ethcore/private-tx/src/lib.rs
# ethcore/src/miner/miner.rs
# ethcore/src/miner/pool_client.rs