HBASE-7417 Enable Cleaners required for Snapshots by default (Ted Yu)
HBASE-7417 Enable Cleaners required for Snapshots by default (Ted Yu)



git-svn-id: 77e2e6e9a2ec7e3a30afa93954058d413ce090f3@1445838 13f79535-47bb-0310-9956-ffa450edef68

francisliu/hbase_namespace,francisliu/hbase_namespace,francisliu/hbase_namespace,francisliu/hbase_namespace,francisliu/hbase_namespace,francisliu/hbase_namespace,francisliu/hbase_namespace,francisliu/hbase_namespace,francisliu/hbase_namespace