HIVE-6403 uncorrelated subquery is failing with auto.convert.join=true (Navis via Harish Butani)

git-svn-id: https://svn.apache.org/repos/asf/hive/branches/branch-0.13@1575574 13f79535-47bb-0310-9956-ffa450edef68
HIVE-5901 : Query cancel should stop running MR tasks (Navis via Thejas Nair)

git-svn-id: https://svn.apache.org/repos/asf/hive/branches/branch-0.13@1575583 13f79535-47bb-0310-9956-ffa450edef68
HIVE-6508 : Mismatched aggregation results between vector and non-vector mode with decimal field (Remus Rusanu via jitendra)

git-svn-id: https://svn.apache.org/repos/asf/hive/branches/branch-0.13@1575633 13f79535-47bb-0310-9956-ffa450edef68
HIVE-6573 : Oracle metastore doesnt come up when hive.cluster.delegation.token.store.class is set to DBTokenStore (Ashutosh Chauhan via Thejas Nair)

git-svn-id: https://svn.apache.org/repos/asf/hive/branches/branch-0.13@1575644 13f79535-47bb-0310-9956-ffa450edef68