HIVE-7450 : Database should inherit perms of warehouse dir (Szehon, reviewed by Brock and Navis)

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1612442 13f79535-47bb-0310-9956-ffa450edef68
HIVE-7303 : IllegalMonitorStateException when stmtHandle is null in HiveStatement (Navis reviewed by Brock Noland)

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1612456 13f79535-47bb-0310-9956-ffa450edef68
HIVE-7456 : HIVE-7361 missed updating authorization_fail_8 (Navis reviwed by Thejas M Nair)

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1612459 13f79535-47bb-0310-9956-ffa450edef68
HIVE-7026 : Support newly added role related APIs for v1 authorizer (Navis via Thejas Nair)

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1612646 13f79535-47bb-0310-9956-ffa450edef68
rebase merges
address Jasons comments
fix toString HivePr obj
update tests