HIVE-6558 : HiveServer2 Plain SASL authentication broken after hadoop 2.3 upgrade (Prasad Mujumdar via Ashutosh Chauhan)

git-svn-id: https://svn.apache.org/repos/asf/hive/branches/branch-0.13@1576584 13f79535-47bb-0310-9956-ffa450edef68