HBASE-8918 Removes redundant identifiers from interfaces

git-svn-id: https://svn.apache.org/repos/asf/hbase/trunk@1502128 13f79535-47bb-0310-9956-ffa450edef68
HBASE-8920 TestZKBasedOpenCloseRegion.testReOpenRegion fails occasionally

git-svn-id: https://svn.apache.org/repos/asf/hbase/trunk@1502132 13f79535-47bb-0310-9956-ffa450edef68
HBASE-8924 Master Can fail to come up after chaos monkey if the sleep time is too short.

git-svn-id: https://svn.apache.org/repos/asf/hbase/trunk@1502144 13f79535-47bb-0310-9956-ffa450edef68
HBASE-8695 The HBase thrift service ignores XML configuration

git-svn-id: https://svn.apache.org/repos/asf/hbase/trunk@1502158 13f79535-47bb-0310-9956-ffa450edef68
Merge remote branch 'origin/trunk' into trunk-gd