CDH first_run to start services

In CDH plugin, we need to change to use cm_api first_run method in
start_cluster to start all services, instead of current way by
doing the work explictly by CDH plugin.

implements bp: first-run-api-usage

Change-Id: Icb0c603b49f83783d115500b4f2e8aca868764c0
Merge "CDH first_run to start services"