HIVE-6916: Export/import inherit permissions from parent directory (Szehon via Xuefu)

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1588947 13f79535-47bb-0310-9956-ffa450edef68
HIVE-4576 : templeton.hive.properties does not allow values with commas (Eugene Koifman via Ashutosh Chauhan)

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1588991 13f79535-47bb-0310-9956-ffa450edef68