SERVER-8760 DBClientReplicaSet::slaveConn returns connection to primary
SERVER-8758 : make IndexSet a set rather than a vector
SERVER-8758 - don't go past StringData end since it might not be null terminated
            - fix $ handling in middle of string
SERVER-8758 - IndexSet fix for ab vs a
SERVER-8685: mongorestore oplogLimit fixes
SERVER-7718: JS Timestamp constructor now in seconds (not millis anymore)
SERVER-8594 fix clearTmpCollections for collections with indexes