HBASE-11437 Modify cell tag handling code to treat the length as unsigned. - Addendum
HBASE-11506 IntegrationTestWithCellVisibilityLoadAndVerify allow User to
be passed as arg (Ram)
HBASE-11505 'snapshot' shell command shadows 'snapshot' shell when 'help' is invoked
HBASE-11510 Visibility serialization format tag gets duplicated in Append/Increment'ed cells. (Anoop)
HBASE-11492 Hadoop configuration overrides some ipc parameters including tcpNoDelay (Nicolas Liochon)
Amend HBASE-11497 Expose RpcScheduling implementations as LimitedPrivate interfaces (Matteo Bertozzi)

Changes RpcScheduler from an interface into an abstract class
HBASE-11513 Combine SingleMultiple Queue RpcExecutor into a single class (Jesse Yates)
HBASE-11302 ReplicationSourceManager#sources is not thread safe (Qianxi Zhang)
HBASE-11442 ReplicationSourceManager doesn't cleanup the queues for recovered sources (Virag Kothari)