epc-as-a-service functionality added

Change-Id: I85e9c725575df0044236e20b7900008755029ab2
diff --git a/xos/tosca/resources/vsmtenant.py b/xos/tosca/resources/vsmtenant.py
index e932953..4e84561 100644
--- a/xos/tosca/resources/vsmtenant.py
+++ b/xos/tosca/resources/vsmtenant.py
@@ -4,7 +4,7 @@
 class XOSVSMTenant(XOSResource):
     provides = "tosca.nodes.VSMTenant"
     xos_model = VSMTenant
-    copyin_props = ("tenant_message",) 
+    copyin_props = () 
     name_field = None  
 
     def get_xos_args(self, throw_exception=True):