SERVER-14425 Remove ResourceId string copying in release builds
SERVER-15198 Make scramIterationCount user configurable
SERVER-14425 Fix memory leak in a unit-test and rename
SERVER-15535 remove redundant test
SERVER-15198 fix merge issue
SERVER-15160 Don't stepdown on reconfigs unless necessary
SERVER-15535 Close all connections when reconfig results in a stepdown
SERVER-15535 Choose new sync source on reconfigs
SERVER-15236: Switch shardingtest setup back to MONGODB-CR.
Revert "SERVER-15198 Make scramIterationCount user configurable"

This reverts commit bf48f38 and 57e21a1.
SERVER-15521 Use maxWireVersion to set default shell auth mech
SERVER-15280 Validate copydb command "todb" field
SERVER-13635: fix test for kv that restarts engine
SERVER-14352: move rocks engine to kv interface
SERVER-13635: do not use collection names for file names in kv engine to avoid confusion
SERVER-13635: use new index command when checking shard keys
SERVER-13635: update many sharding tests to work with other storage engines
SERVER-13635: make bench test more reliable
SERVER-14352: turn off some lint options for rocks
SERVER-13635: make some tests more generic for some engines