* RPC errors & logs (#1845)
* Refactoring errors in RPC
* Updating jsonrpc-core
* Fixing code_at
* Avoid mentioning obvious segments in proof
[ci:skip]
* fixed cache_manager lock order
* Purging .derefs, fixing clippy warnings. (#1890)
* Fixing clippy warnings
* Purging derefs
* Simplifying engine derefs
* Simplifying more engine derefs
* Adding more details to miner log
* fixed#1889, .DS_Store is no longer treated as key file (#1892)
* fixed#1889, .DS_Store is no longer treated as key file
* ethstore filters directories, hidden files and common system files
* fixed compiling
* fix regression with geth dir
* fix regression with geth dir
* Fix ipc compilation and add ipc feature to test targets (#1902)
* fix compilation and add it to the ci run
* no separator?
* use quotes and spaces
* RocksDB version bump
* Don't return deleted nodes that are not yet flushed (#1908)
* polling & connection timeouts (#1910)
* Peers RPC + UI displaying active/connected/max peers (#1915)
* Peers API
* Bumping Parity-UI
* Fixing tests
* Save nodes removed from backing_overlay until commit (#1917)
* Consolidation migration
* Started db amalgamation
* Using client constants for columns
* Adding with_columns constructor
* Migrating to single db
* Fixing tests.
* test.sh without verbose
* Fixing warnings
* add migration tests that catch the bug
* make multiple migrations more robust
* add moved v9
* Merge branch 'noop-migrations' into single-db
* spurious line
* clean up migrations ordering
* update comment [ci skip]
* Bumping default number of max_open_files & re-ordering columns.
* fix merge
* fix ignored analysis tests
* Caching best block content
* Faster best_block_header
* Adding progress to v8 migration
* clean up warnings
* Separate hashes and bodies in the DB
* Separate hashes and bodies in the DB
* Fixed tests
* new Compressible rlp trait
* new Compressible rlp trait
* make compressed rlp iterable
* make compressed rlp iterable
* invalid rlp slice swapper
* switch compress to swapper, add reverse swapper test case
* add basic account compression test
* add new rlp trait
* new Compressible rlp trait
* make compressed rlp iterable
* invalid rlp slice swapper
* invalid rlp slice swapper
* switch compress to swapper, add reverse swapper test case
* switch compress to swapper, add reverse swapper test case
* add account compress/ decompress test
* make compressor cleaner, use hashmaps for swapper
* improve compression tests
* add a DecompressingDecoder, change Decoder to take refernce
* separate rlp compression related stuff
* new Compressible rlp trait
* new Compressible rlp trait
* new Compressible rlp trait
* make compressed rlp iterable
* make compressed rlp iterable
* make compressed rlp iterable
* invalid rlp slice swapper
* invalid rlp slice swapper
* invalid rlp slice swapper
* switch compress to swapper, add reverse swapper test case
* switch compress to swapper, add reverse swapper test case
* switch compress to swapper, add reverse swapper test case
* add basic account compression test
* add new rlp trait
* add account compress/ decompress test
* make compressor cleaner, use hashmaps for swapper
* improve compression tests
* add a DecompressingDecoder, change Decoder to take refernce
* separate rlp compression related stuff
* DecompressingDecoder test
* initial compressing HashDB wrapper
* remove unused test
* change CompressedDB to struct wrapper with overlay
* simplify compressor
* failed RefCell attempt
* use denote to return reference
* compiled compresseddb
* compressdb test, add overlay emplace
* fix overlay reference count handling
* add immutable compresseddb, make account use hashdb
* simplify using trait objects
* enable hashdb for account
* initial state compression attempt
* wrap state db
* add tests for analyzing db
* add account predicate
* try to compress data fields as rlp too
* remove compression for storage trie
* add a compressing migration
* more compression stats tests
* fix migration import
* nested encoding compression test
* fix decompression, move db stats tests to rlpcompression
* added malformed rlp tests, cover a few edge cases
* new CompressingEncoder struct
* extend migrations to state
* first version working on the whole db
* clean up Compressible impl
* tests cleanup
* add a testing migration
* refactor deep compression using option, add simple compression
* put tests in a module
* fix compressed overlay loading
* simple compression for snapshots
* remove unused DecompressingDecoder
* add a general compressing migration
* add more common rlps to compress
* use static slices for swapper
* add precomputed hashes and invalid rlps
* make decoder private again
* cover more cases with tests
* style
* fix weird indentation
* remove possible panic in payload_info
* make prefix checking safe
* fix db existence check
* remove db dir from test
* pass usize by value [ci skip]
* Improve comment on panic removal.
* add common blocks db rlps
* add compression to blockchain db
* add blocks db migration
* fix the migrations
* remove state compression
* add a separate snapshot swapper
* ability to use different swappers and traversal
* update tests to new interface
* clean up code ordering
* update usage
* fix compilation
* remove unnecessary changes
* move methods to functions to reduce interface
* move test to module
* update common rlps to blocks db
* move tests to tests modules
* remove redundant &
* removed old json-tests
* simplify folds in triehash.rs
* removed unused json_aid
* removed unused squeeze.rs
* json branching tests for trie
* removing todos from util
* separated UsingQueue and Table
* further cleanup, removing unused code
* serde serialization of hash moved to rpc module
* uint wrapper for rpc in progress
* serialization of uint moved to rpc module
* updated eth-secp256k1
* updated igd, serde is no longer dependency of util
* loading trie consensus tests
* renamed aliases in rpc imports
* Groundwork for basic VM tracing.
* RPC endpoint for VM tracing and ser/de types ready.
* Create VMTracer trait.
* Rearchitected VM tracing to reflect existing tracing.
Should more or less work now.
* Integrated VM tracing into JSONRPC.
* Fix ethcore module tests.
* Add tests for VM tracing.
* Fix consensus test code.
* Fix mock tests.
* Added VM trace information for post-execution stuff.
* Fix max-value calls and add "creates" field to getTransaction.
* Tests for VM tracing.
* Don't implement the trait with unimplemented.
* Remove invlaid comment.
* Fix tests.
* Basic hex block exporting.
* Export formats and to file.
* First bits.
* Block importing.
* Fix error text.
* Wait for queue to empty before shutting down after import.
