HBASE-8099  ReplicationZookeeper.copyQueuesFromRSUsingMulti should not return any queues if it failed to execute. (Himanshu and LarsH)

git-svn-id: https://svn.apache.org/repos/asf/hbase/branches/0.94@1456519 13f79535-47bb-0310-9956-ffa450edef68