Hive Patches need review and commit

[Chinna Rao Lalam 72745]

Hi Committers,

   These patches need review and commit.

HIVE-2401
HIVE-2196
HIVE-2184
HIVE-2182
HIVE-2181
HIVE-2017
HIVe-1996
HIVE-1975

Thanks&Regards,
Chinna Rao Lalam