* Port agency performance tuning for many shards to devel.
* Add more IDs to LOG_TOPIC calls.
* Even more IDs for LOG_TOPIC.
* Fix a duplicate LOG_TOPIC ID.
* Fix an old merging bug in devel.
* Don't hesitate between phases one and two for small clusters.
* precondition plan / version in compaction / store TTL removal independent of local _ttl set
* Agency init loops break when shutting down.
* assertion failures in store on restarting following agents
* Minor porting fixes from 3.4
* Ignore satellite collections in shrinkCluster in agency.
* Abort RemoveFollower job if not enough in-sync followers or leader failure.
* Break quick wait loop in supervision if leadership is lost.
* In case of resigned leader, set isReady=false in clusterInventory.
* Fix catch tests.
- Schmutz now called "Maintenance" and completely implemented in C++
- Fix index locking bug in mmfiles
- Fix a bug in mmfiles with silent option and repsert
- Slightly increase supervision okperiod and graceperiod
* safety checkin of Node throw reduction.
* final round of Node throw protection. Common accessors now protected to force code to hasAsXXX() functions.
* Fixing some test issues and fixing the agency prefix in Agency/Job.cpp
* Making logic consistent in failed- leader / follower job
* reverting condition back to == GOOD
* Added a test asserting the last followers are removed first as required by moveShard
* Remove the last followers first
* Removed unused includes
* Updated CHANGELOG
* added debugging methods
* try to fix invalid access in case of error
* remove unused members
* bugfixes and comments
* all agency fixes in
* merge bug
* partially unguarded Agent::lead fixed
* all agency fixes in
* added nrBlocked to thread startup eval
* added nrBlocked to thread startup eval
* recombination of cases in State::get
* some maps replaced with unordered_maps
* optimized maps some