SERVER-13635: remove Database:flushFiles as it was only used initial sync where it no longer is needed
SERVER-13635: ExtentManager no longer needed for stats in Database
SERVER-13635: remove Database::getFileFormat
SERVER-13635: fix file format test
SERVER-13635: remove Database::getExtentManager
SERVER-14096 explain find() at queryPlanner verbosity

Enable by the setParameter 'enableNewExplain'
SERVER-14135 Unit test for ReplCoordinatorImpl
SERVER-7596 Fixed copyright years
SERVER-14229 correct error message for 2d index bounds invalid
SERVER-14179 smoke.py leaves orphan mongod process
SERVER-14229 Do not generate bad 2d index options in multiversion dumprestore test helper
SERVER-14231 Added sharding support to multiversion dumprestore test