AMBARI-5210. After upgrade (1.4.3 -> 1.5.0, HDP-1.3.2) unable to issue restart. (Myroslav P via mahadev)
AMBARI-5211. Cleanup foreign key contraints after upgrade. (Myroslav P via mahadev)
AMBARI-5213. HCat client configs can be refreshed only on host/component level, but not on service level. (srimanth)