HIVE-5366 : Refactor a few object inspector class to eliminate redundant information (Xuefu Zhang via Ashutosh Chauhan)

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1526603 13f79535-47bb-0310-9956-ffa450edef68
HIVE-5082 : Beeline usage is printed twice when beeline --help is executed (Xuefu Zhang via Ashutosh Chauhan)

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1526604 13f79535-47bb-0310-9956-ffa450edef68