HIVE-4870 : Explain Extended to show partition info for Fetch Task (Laljo John Pullokkaran via Ashutosh Chauhan)

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1511066 13f79535-47bb-0310-9956-ffa450edef68
HIVE-4948: WriteLockTest and ZNodeNameTest do not follow test naming pattern

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1511075 13f79535-47bb-0310-9956-ffa450edef68
Merge remote branch 'origin/trunk' into trunk-gd