Merge latest trunk into branch. (Gunther Hagleitner)

git-svn-id: https://svn.apache.org/repos/asf/hive/branches/tez@1561947 13f79535-47bb-0310-9956-ffa450edef68
Merge latest trunk into branch. (Gunther Hagleitner)

git-svn-id: https://svn.apache.org/repos/asf/hive/branches/tez@1564132 13f79535-47bb-0310-9956-ffa450edef68
HIVE-6255: Change Hive to not pass MRSplitsProto in MRHelpers.createMRInputPayloadWithGrouping (Thejas M Nair via Gunther Hagleitner)

git-svn-id: https://svn.apache.org/repos/asf/hive/branches/tez@1564156 13f79535-47bb-0310-9956-ffa450edef68
HIVE-6346: Add Hadoop-2.4.0 shims to hive-tez (Gopal V via Gunther Hagleitner)

git-svn-id: https://svn.apache.org/repos/asf/hive/branches/tez@1564574 13f79535-47bb-0310-9956-ffa450edef68
Merge latest trunk into branch. (Gunther Hagleitner)

git-svn-id: https://svn.apache.org/repos/asf/hive/branches/tez@1564925 13f79535-47bb-0310-9956-ffa450edef68
HIVE-6376: Enable hive to work with tez on secure cluster (Gunther Hagleitner)

git-svn-id: https://svn.apache.org/repos/asf/hive/branches/tez@1565473 13f79535-47bb-0310-9956-ffa450edef68
HIVE-5783: Native Parquet Support in Hive (Justin via Xuefu)

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1566173 13f79535-47bb-0310-9956-ffa450edef68
HIVE-5953 : SQL std auth - authorize grant/revoke on table/views (Thejas Nair reviwed by Ashutosh Chauhan)

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1566401 13f79535-47bb-0310-9956-ffa450edef68
HIVE-6385: UDF degrees() doesn't take decimal as input (reviewed by Jason)

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1566704 13f79535-47bb-0310-9956-ffa450edef68
HIVE-6288 : MSCK can be slow when adding partitions (Sergey Shelukhin via Ashutosh Chauhan)

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1567207 13f79535-47bb-0310-9956-ffa450edef68
HIVE-6333. Generate vectorized plan for decimal expressions. (jitendra)

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1567439 13f79535-47bb-0310-9956-ffa450edef68
HIVE-6218: Stats for row-count not getting updated with Tez insert + dbclass=counter (Patch by Gunther Hagleitner, reviewed by Vikram Dixit K)

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1567528 13f79535-47bb-0310-9956-ffa450edef68
HIVE-5944 : SQL std auth - authorize show all roles, create role, drop role (Ashutosh Chauhan via Thejas Nair)

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1567695 13f79535-47bb-0310-9956-ffa450edef68
HIVE-6254 : sql standard auth - use admin option specified in grant/revoke role statement (Ashutosh Chauhan via Thejas Nair)

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1567697 13f79535-47bb-0310-9956-ffa450edef68
HIVE-4996: unbalanced calls to openTransaction/commitTransaction (Szehon via Xuefu)

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1567721 13f79535-47bb-0310-9956-ffa450edef68
HIVE-6256 : add batch dropping of partitions to Hive metastore (as well as to dropTable)

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1567761 13f79535-47bb-0310-9956-ffa450edef68
HIVE-6072 : With HCatalog refactoring, Hadoop_HBase e2e will fail (Hari Sankar Sivarama Subramaniyan via Sushanth Sowmyan)


git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1567771 13f79535-47bb-0310-9956-ffa450edef68
HIVE-6233: JOBS testsuite in WebHCat E2E tests does not work correctly in secure mode ( Deepesh Khandelwal via Daniel Dai )

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1567782 13f79535-47bb-0310-9956-ffa450edef68
HIVE-6398 : MapRedTask.configureDebugVariablesForChildJVM mixes HIVE_CHILD_CLIENT_DEBUG_OPTS and HIVE_MAIN_CLIENT_DEBUG_OPTS in env check (Remus Rusanu via Ashutosh Chauhan)

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1567806 13f79535-47bb-0310-9956-ffa450edef68
HIVE-6167 : Allow user-defined functions to be qualified with database name (Jason Dere via Ashutosh Chauhan)

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1567811 13f79535-47bb-0310-9956-ffa450edef68