HIVE-7229 : String is compared using equal in HiveMetaStore#HMSHandler#init() (Kang HS via Ashutosh Chauhan)

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1616799 13f79535-47bb-0310-9956-ffa450edef68
HIVE-7600 : ConstantPropagateProcFactory uses reference equality on Boolean (Kang HS via Ashutosh Chauhan)

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1616800 13f79535-47bb-0310-9956-ffa450edef68
HIVE-7452 : Boolean comparison is done through reference equality rather than using equals (Kang HS via Ashutosh Chauhan)

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1616801 13f79535-47bb-0310-9956-ffa450edef68