AMBARI-8695: Common Services: Refactor HDP-2.0.6 HDFS, ZOOKEEPER services (Jayush Luniya)
AMBARI-8745: Common Services: Refactor HDP2.0.6 FLUME, GANGLIA, HBASE services (Jayush Luniya)
AMBARI-8746: Common Services: Refactor HDP 2.0.6 HIVE, OOZIE services (Jayush Luniya)
AMBARI-8747: Common Services: Refactor HDP-2.0.6 PIG, SQOOP services (Jayush Luniya)