HIVE-5181 : RetryingRawStore should not retry on logical failures (e.g. from commit) (Prasad Mujumdar via Ashutosh Chauhan)

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1526107 13f79535-47bb-0310-9956-ffa450edef68
HIVE-5223 : explain doesn't show serde used for table (Ashutosh Chauhan via Thejas Nair)

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1526116 13f79535-47bb-0310-9956-ffa450edef68
HIVE-5279 : Kryo cannot instantiate GenericUDAFEvaluator in GroupByDesc (Navis via Ashutosh Chauhan)

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1526117 13f79535-47bb-0310-9956-ffa450edef68
HIVE-5301 : Add a schema tool for offline metastore schema upgrade (Prasad Mujumdar via Ashutosh Chauhan)

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1526122 13f79535-47bb-0310-9956-ffa450edef68