HBASE-12416 RegionServerCallable should report what host it was communicating with
HBASE-12417 Scan copy constructor does not retain small attribute.
HBASE-4625 Convert @deprecated HBaseTestCase tests JUnit4 style tests

Signed-off-by: stack <stack@apache.org>
HBASE-12402 ZKPermissionWatcher race condition in refreshing the cache leaving stale ACLs and causing AccessDenied
HBASE-10780 HFilePrettyPrinter#processFile should return immediately if file does not exist (Ashish Singhi)
HBASE-12407: HConnectionKey doesn't contain CUSTOM_CONTROLLER_CONF_KEY in CONNECTION_PROPERTIES