PIG-4316: Port TestHBaseStorage to tez local mode (rohini)

git-svn-id: https://svn.apache.org/repos/asf/pig/trunk@1637724 13f79535-47bb-0310-9956-ffa450edef68
PIG-4319: Make LoadPredicatePushdown InterfaceAudience.Private till PIG-4093 (rohini)

git-svn-id: https://svn.apache.org/repos/asf/pig/trunk@1637728 13f79535-47bb-0310-9956-ffa450edef68