FIX: dav_event_office: use has_global_permission instead of has_role to

give access to super users.

dav_events/workflow.py

@@ -475,6 +475,8 @@ class BasicWorkflow(object):
 
         if permission == 'export':
             return has_role(user, 'publisher')
+        elif permission == 'payment':
+            return has_role(user, 'office')
         return False
 
     #