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-6391: Use pre-warm APIs in Tez to improve hive query startup (Gopal V via Gunther Hagleitner)

git-svn-id: https://svn.apache.org/repos/asf/hive/branches/tez@1568231 13f79535-47bb-0310-9956-ffa450edef68
Merge latest trunk into branch. (Gunther Hagleitner)

git-svn-id: https://svn.apache.org/repos/asf/hive/branches/tez@1568236 13f79535-47bb-0310-9956-ffa450edef68
HIVE-6400 : Add Apache Rat plugin to pom.xml (Harish Butani via Ashutosh Chauhan)

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1568534 13f79535-47bb-0310-9956-ffa450edef68
HIVE-6415 : Disallow transform clause in sql std authorization mode (Ashutosh Chauhan via Thejas Nair)

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1568535 13f79535-47bb-0310-9956-ffa450edef68
HIVE-6339 : Implement new JDK7 schema management APIs in java.sql.Connection (Prasad Mujumdar via Navis)

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1568870 13f79535-47bb-0310-9956-ffa450edef68
HIVE-6386 : sql std auth - database should have an owner (Ashutosh Chauhan via Thejas Nair)

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1568880 13f79535-47bb-0310-9956-ffa450edef68
HIVE-6362: Support union all on tez (Gunther Hagleitner)

git-svn-id: https://svn.apache.org/repos/asf/hive/branches/tez@1568894 13f79535-47bb-0310-9956-ffa450edef68
HIVE-5759. Implement vectorized support for COALESCE conditional expression. (jitendra)

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1568904 13f79535-47bb-0310-9956-ffa450edef68
HIVE-6399: bug in high-precision Decimal128 multiply (Eric Hanson, reviewed by Jitendra Pandey)

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1569111 13f79535-47bb-0310-9956-ffa450edef68
HIVE-6037 - Synchronize HiveConf with hive-default.xml.template and support show conf (Navis via Brock)

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1569164 13f79535-47bb-0310-9956-ffa450edef68
HIVE-6453: Update TezProrcessors to work with Tez API changes (TEZ-668, TEZ-837) (Siddharth Seth via Gunther Hagleitner)

git-svn-id: https://svn.apache.org/repos/asf/hive/branches/tez@1569172 13f79535-47bb-0310-9956-ffa450edef68
HIVE-6383: Newly added tests in TestJdbcDriver2 from HIVE-4395 is not running (Prasad Mujumdar reviewed by Thejas Nair

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1569491 13f79535-47bb-0310-9956-ffa450edef68
Reverting HIVE-6037

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1569527 13f79535-47bb-0310-9956-ffa450edef68
HIVE-6326: Split generation in ORC may generate wrong split boundaries because of unaccounted padded bytes (Prasanth J via Vikram Dixit K)

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1569619 13f79535-47bb-0310-9956-ffa450edef68