HIVE-4067 : Followup to HIVE-701: reduce ambiguity in grammar (Samuel Yuan via Ashutosh Chauhan)

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1464808 13f79535-47bb-0310-9956-ffa450edef68
HIVE-4151. HiveProfiler NPE with ScriptOperator. (Pamela Vagata via kevinwilfong)

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1465085 13f79535-47bb-0310-9956-ffa450edef68
HIVE-4128 : Support avg(decimal) (Brock Noland via Ashutosh Chauhan)

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1465149 13f79535-47bb-0310-9956-ffa450edef68
HIVE-4298: add tests for distincts for hive.map.groutp.sorted. (Namit via Gang Tim Liu)

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1465167 13f79535-47bb-0310-9956-ffa450edef68
HIVE-4292 : hiveserver2 should support -hiveconf commandline parameter (Thejas Nair via Ashutosh Chauhan)

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1465169 13f79535-47bb-0310-9956-ffa450edef68
HIVE-4262 : fix last_value UDAF behavior (Harish Butani via Ashutosh Chauhan)

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1465172 13f79535-47bb-0310-9956-ffa450edef68
HIVE-3840 : hive cli null representation in output is inconsistent (Thejas Nair via Ashutosh Chauhan)

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1465261 13f79535-47bb-0310-9956-ffa450edef68
HIVE-3985 : Update new UDAFs introduced for Windowing to work with new Decimal Type (Brock Noland via Ashutosh Chauhan)

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1465263 13f79535-47bb-0310-9956-ffa450edef68
Merge remote-tracking branch 'hive/trunk' into ptf