AMBARI-5144.  Allow cluster scoped configuratio to be specified in a blueprint
AMBARI-5094. yarn.exclude FileNotFoundException during RM startup (aonishuk)
AMBARI-5093. Ambari metric chart for #slots shows wrong # of used slots (aonishuk)
AMBARI-5127 Job Tez DAG's vertices table not sorted by value. (atkach)
AMBARI-5128 Rolling Restart dialog shows incorrect message that slaves won't be restarted when service is in maintenance mode. (ababiichuk)