HIVE-5418 : Integer overflow bug in ConditionalResolverCommonJoin.AliasFileSizePair (Steven Wong via Ashutosh Chauhan)

git-svn-id: https://svn.apache.org/repos/asf/hive/branches/branch-0.12@1530463 13f79535-47bb-0310-9956-ffa450edef68
HIVE-5418 : Integer overflow bug in ConditionalResolverCommonJoin.AliasFileSizePair(add missing fiel) (Steven Wong via Ashutosh Chauhan)

git-svn-id: https://svn.apache.org/repos/asf/hive/branches/branch-0.12@1530464 13f79535-47bb-0310-9956-ffa450edef68
HIVE-5449 : Hive schematool info option incorrectly reports error for Postgres metastore (Prasad Mujumdar via Thejas Nair)

git-svn-id: https://svn.apache.org/repos/asf/hive/branches/branch-0.12@1530466 13f79535-47bb-0310-9956-ffa450edef68
HIVE-5488 : some files are missing apache license headers (Thejas M Nair via Ashutosh Chauhan)

git-svn-id: https://svn.apache.org/repos/asf/hive/branches/branch-0.12@1530472 13f79535-47bb-0310-9956-ffa450edef68
HIVE-5489 : NOTICE copyright dates are out of date, README needs update (Thejas M Nair via Carl Steinbach)

git-svn-id: https://svn.apache.org/repos/asf/hive/branches/branch-0.12@1530475 13f79535-47bb-0310-9956-ffa450edef68