HIVE-5263 : Query Plan  cloning time could be improved by using Kryo (Brock Noland via Ashutosh Chauhan)

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1522539 13f79535-47bb-0310-9956-ffa450edef68
HIVE-5102 : ORC getSplits should create splits based the stripes (Owen Omalley via Ashutosh Chauhan)

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1522541 13f79535-47bb-0310-9956-ffa450edef68
HIVE-5265 : Direct SQL fallback broken on Postgres (Sergey Shelukhin via Ashutosh Chauhan)

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1522542 13f79535-47bb-0310-9956-ffa450edef68