add simple pass branch in relay request return fn

anselm/worker.py

@@ -62,6 +62,10 @@ class Worker(System):
             self.aset('result', line,  res['Result'], expire=False)
             ok = True
 
+        if 'ok' in res:
+            # simple pass for config or init tasks
+            ok = True
+
         if 'ToExchange' in res:
             self.aset('exchange', line, res['ToExchange'], expire=False)
             ok = True