add Vendor model to select flavor/image at Tenant creation

Change-Id: I48343e55d24d5d298174f96886674cd75553fc41
diff --git a/xos/tosca/resources/vmmetenant.py b/xos/tosca/resources/vmmetenant.py
index 4c6f2f7..4ef27ab 100644
--- a/xos/tosca/resources/vmmetenant.py
+++ b/xos/tosca/resources/vmmetenant.py
@@ -29,3 +29,4 @@
 
     def can_delete(self, obj):
         return super(XOSVMMETenant, self).can_delete(obj)
+