add privilege cleanup in QTestUtils.
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Key: HIVE-2102
URL: https://issues.apache.org/jira/browse/HIVE-2102
Project: Hive
Issue Type: Bug
Reporter: He Yongqiang
Priority: MinorIf in one testcase, some privilege got granted but not revoked. The privilege will got inherited to other testcases. Need to do a cleanup in QTestUtils. -- This message is automatically generated by JIRA. For more information on JIRA, see: http://www.atlassian.com/software/jira
