HIVE-4791 : improve test coverage of package org.apache.hadoop.hive.ql.udf.xml (Ivan Veselovsky via Ashutosh Chauhan)

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1498054 13f79535-47bb-0310-9956-ffa450edef68
HIVE-4756 : Upgrade Hadoop 0.23 profile to 2.0.5-alpha (Brock Noland via Ashutosh Chauhan)

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1498056 13f79535-47bb-0310-9956-ffa450edef68
Merge remote branch 'origin/trunk' into trunk-gd
Merge remote branch 'origin/trunk-gd' into fb-HIVE-4743-trunk-gd