Allow code from spec json

* fix nano interface

* add nano tests to target

* Place thread name in the log output

...But only when more than info.
Closes #1463

* simpler method

* fixed compilation

* Fix warnings

* fix remaining tests

* add to ci and fix test.sh

dynamic keys pickup

ipc version bump

Prevent deadlock on trace GC

* removed configure_cache method

* generic cache_manager struct

* fixed #1743, tracing caches are cleared

* removed deadlocks in garbage_collect, implemented HeapSizeOf for traces

* trace cache config

* fixed carbage typo

* Return storage as H256 from RPC.

* Fix test.

* add an instant sealing engine

* add sealing engine tests

* rename to InstantSeal

* update name in json

* whitespace

[ci:skip]

* fix state unsafety with a mostly-guaranteed handle

* ensure_cached takes a closure directly

* Optimizing mem_gas_cost calculations

* Memoizing current mem gas cost

* Optimizing jump destinations

Min and Max peers setting

* Disable WAL

* Make WAL optional

* Fix tests.

* Update cli.rs

Log tweak

Fixes #1622

Closes #1759

* 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

* Combine mining queue and enabled into single locked datum

Additional tracing.

* Fix bug uncovered by test.

* Fix typo

* Remove unneeded log initialisation in test.

[ci:skip]

* collect consesnsus engine code into module

* move Engine to mod

* fix json test

* executive tracer builds flat traces without intermediate struct

* temporarilt commented out tests for traces

* fixed new way of building trace address

* fixed new way of building trace address

* updating state tests with flat tracing in progress

* fixed flat tracing tests

* fixed compiling ethcore-rpc with new flat traces

* removed warnings from ethcore module

* remove unused data structures

* compaction profile used during migration, fixes #1750

* whitespace

[ci:skip]

* Splitting documentation into separate build job

* Updating rust to stable [ci skip]

* handle keys deserialization errors, fixes #1592

* warning on unsuccesfull geth accounts import