HBASE-6642 enable_all,disable_all,drop_all can call 'list' command with regex directly

git-svn-id: https://svn.apache.org/repos/asf/hbase/trunk@1570128 13f79535-47bb-0310-9956-ffa450edef68
HBASE-10520 Add handling for swallowed InterruptedException thrown by Thread.sleep in MiniZooKeeperCluster (Feng Honghua)

git-svn-id: https://svn.apache.org/repos/asf/hbase/trunk@1570211 13f79535-47bb-0310-9956-ffa450edef68