Revert "AMBARI-2620. Weak database passwords cause Hive fail to start. (Diego Pereira Domingos via srimanth)"

This reverts commit aa4b88fed9bfc7ab0fa70c78488e4b40c46aae7c.
AMBARI-3589. Common storage for different wizards. (onechiporenko)
AMBARI-3592. Reassign Master(secure cluster): Display principal and keytab path creation as a required manual step. (akovalenko)
AMBARI-3591. Fix for JMX not throwing exception when HostComponent is not found.
AMBARI-3590. Hive MetaStore start fails due to JDBC connection check failing (Vitaly Brodetskyi  via dlysnichenko)
AMBARI-3594: Service reconfiguration fails for multiple services. (jaimin)