plugin XEP-0085: fixed bad return value for sendMessage trigger's post treatment

src/plugins/plugin_xep_0085.py

@@ -177,7 +177,7 @@ class XEP_0085(object):
             message = mess_data['xml']
             to_jid = JID(message.getAttribute("to"))
             if not self.__checkActivation(to_jid, forceEntityData=True, profile=profile):
-                return True
+                return mess_data
             try:
                 # message with a body always mean active state
                 domish.generateElementsNamed(message.elements(), name="body").next()