HIVE-7344 : Add streaming support in Windowing mode for FirstVal, LastVal (Harish Butani via Ashutosh Chauhan)

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1608455 13f79535-47bb-0310-9956-ffa450edef68
HIVE-7294 : sql std auth - authorize show grant statements (Thejas Nair via Ashutosh Chauhan)

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1608459 13f79535-47bb-0310-9956-ffa450edef68
HIVE-7079 : Hive logs errors about missing tables when parsing CTE expressions (Navis via Ashutosh Chauhan)

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1608508 13f79535-47bb-0310-9956-ffa450edef68