Support "Add Multiple Devices".

Replace the "Windows (WMI)" device type from WindowsMonitor with one for
this ZenPack if it already exists. Otherwise, just add ours.
Minor cluster updates.
Merge branch 'feature/devtype' of github.com:zenoss/ZenPacks.zenoss.Microsoft.Windows into feature/cluster
Cluster services and resources are being modeled.

Problem with cluster resources showing up in the model. The data is being returned
and mapped back in process but does not correctly apply to relationship.
Fixed problem with duplicate devices being created. All good now.
Updated cluster information. Links between devices.
Created ClusterOS modeler. The device modeler causes names issues.
Removed updates that were merged in incorrectly.
Minor changes
Creates events for cluster states.
Monitoring templates for cluster services and resources
Updates from code review.
Merge branch 'feature/cluster' into develop

Conflicts:
	ZenPacks/zenoss/Microsoft/Windows/__init__.py