HIVE-5112 : Upgrade protobuf to 2.5 from 2.4 (Owen O'malley and Brock Noland via Ashutosh Chauhan)

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1521520 13f79535-47bb-0310-9956-ffa450edef68
HIVE-5249 : Missing test file for HIVE5199 (Navis via Ashutosh Chauhan)

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1521523 13f79535-47bb-0310-9956-ffa450edef68
HIVE-5257 : Add kryo into eclipse template (Yin Huai via Ashutosh Chauhan)

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1521551 13f79535-47bb-0310-9956-ffa450edef68
Merge remote branch 'origin/trunk' into trunk-gd