CLOUDSTACK-7795
Fix multiple baremetal rct configuraitons

Conflicts:
	api/src/com/cloud/event/EventTypes.java
	plugins/hypervisors/baremetal/src/com/cloud/baremetal/manager/BaremetalVlanManager.java
	plugins/hypervisors/baremetal/src/com/cloud/baremetal/manager/BaremetalVlanManagerImpl.java