HBASE-7515 Store.loadStoreFiles should close opened files if there's an exception (Ted Yu)



git-svn-id: https://svn.apache.org/repos/asf/hbase/trunk@1431045 13f79535-47bb-0310-9956-ffa450edef68
HBASE-7524 hbase-policy.xml is improperly set thus all rules in it can be by-passed (Kai Zheng)



git-svn-id: https://svn.apache.org/repos/asf/hbase/trunk@1431049 13f79535-47bb-0310-9956-ffa450edef68