* Fixed object assignment operator for agency's key value store
* Node's toJson is now actually toJson. getString should be used for string extractions
* adjust agency's documentation (clarify precondition)
* make the different values influencing the compaction run configurable
* Compaction statistics handling
- we mustn't keep the number of dead objects on the compacted datafiles statistics, else it will be compacted again.
- keep statistics of the compaction runs on the DatafileStatistics object
- add the new statistics on DatafileStatistics to the figures api
- implement test that assures only one compaction is run, and the statistic values are maintained
* don't mention the version number
* Implement review
- fix documentation
- allow 0 maxfiles to enable users to disable combined of datafiles
- add statistic element that counts the number of combined datafiles
* Implement review
- fix documentation
- use locks to make statistic values consistent.
- fix typo in variable name
* fix temporary variable unnecessary.
* changelog
* do not use V8 variant of AQL functions in early optimization stage when a C++ variant is available
* additionally, simplify AQL function definitions and aliases
* warn when more than 90% of max mappings are in use
* added C++ variant of replication catchup
* added `--log.role` option
* updated CHANGELOG
* removed non-existing scheduler.threads option from config
* removed useless __FILE__, __LINE__ invocations
* updated CHANGELOG
* allow a priority V8 context
* remove TRI_CORE_MEM_ZONE
* try to fix Windows errors & warnings
* cleanup
* removed memory zones altogether
* exclude system collections from collection tests
* fixed a bug, where when servers failed, when also agency leadership changes
* redid entire design of checkDBServers/checkCoordinators.
* comparison in supervision must be between oldPersisted and newHealth
* UI stuff
* UI stuff
* FailedServer test needed adjustment
* Hopefully final round
* fixed supervision failure detection
* FailedServer tests back to origin devel
* oldNot documented among preconditions in Agency HTTP API docs
* changed only look for status updated
* non action line in api-cluster
* added V8 context lifetime control options `--javascript.v8-contexts-max-invocations` and `--javascript.v8-contexts-max-age`
* make thread scheduling take into account most of the tasks dispatched via the io service
* Added virtual attributes for enterprise on Methods.cpp
* Working no access collections
* align a comment
* Documentation and test fix
* fixing community build
* add "cluster selectivity estimates" to CHANGELOG
* add some documentation to RocksDBRestReplicationHandler
* fix building with relative paths
* add some more doc
* add some tests for the replication api
* fix RocksDBRestReplicationHandler and add tests
* update documentation
* remove obsolete parameter
* fix error message
* Implementing logger-first-tick, logger-tick-ranges. Fixing dump `chunkSize` documentation