HIVE-4487 - Hive does not set explicit permissions on hive.exec.scratchdir (Chaoyu Tang via Brock Noland)

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1524509 13f79535-47bb-0310-9956-ffa450edef68
HIVE-5311 : TestHCatPartitionPublish can fail randomly (Brock Noland via Ashutosh Chauhan)

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1524515 13f79535-47bb-0310-9956-ffa450edef68
Merge remote branch 'origin/trunk' into trunk-gd
Merge remote branch 'origin/trunk-gd' into fb-YAHOO-321-trunk-gd