HIVE-6802 Fix metastore.thrift: add partition_columns.types constant(Harish Butani via Jason Dere)

git-svn-id: https://svn.apache.org/repos/asf/hive/branches/branch-0.13@1583688 13f79535-47bb-0310-9956-ffa450edef68
HIVE-6795 : metastore initialization should add default roles with default, SBA (Thejas Nair via Ashutosh Chauhan)

git-svn-id: https://svn.apache.org/repos/asf/hive/branches/branch-0.13@1583710 13f79535-47bb-0310-9956-ffa450edef68
HIVE-6766 : HCatLoader always returns Char datatype with maxlength(255)  when table format is ORC (Eugene Koifman, reviewed by Sushanth Sowmyan)

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HIVE-6789 : HiveStatement client transport lock should unlock in finally block. (Vaibhav Gumashta via Thejas Nair)

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HIVE-6786 Off by one error in ORC PPD (Prasanth J via Sergey Shelukhin)

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HIVE-6797 Add protection against divide by zero in stats annotation (Prasanth J via Harish Butani)

git-svn-id: https://svn.apache.org/repos/asf/hive/branches/branch-0.13@1583798 13f79535-47bb-0310-9956-ffa450edef68
HIVE-6778 ql/src/test/queries/clientpositive/pcr.q covers the test which generate 1.0 =1 predicate in partition pruner. (Harish Butani via Hari S., Jitendra Pandey)

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