HBASE-9563 Autorestart doesn't work if zkcleaner fails

git-svn-id: https://svn.apache.org/repos/asf/hbase/trunk@1530498 13f79535-47bb-0310-9956-ffa450edef68
Added svn:ignore for hbase-testing-util module

git-svn-id: https://svn.apache.org/repos/asf/hbase/trunk@1530508 13f79535-47bb-0310-9956-ffa450edef68