HIVE-7136 : Allow Hive to read hive scripts from any of the supported file systems in hadoop eco-system (Sumit Kumar via Ashutosh Chauhan)

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1600951 13f79535-47bb-0310-9956-ffa450edef68
HIVE-7135 : Fix test fail of TestTezTask.testSubmit (Navis via Ashutosh Chauhan)

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1600952 13f79535-47bb-0310-9956-ffa450edef68
HIVE-7176 : FileInputStream is not closed in Commands#properties() (Navis via Ashutosh Chauhan)

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1600954 13f79535-47bb-0310-9956-ffa450edef68