misc bugfixes

- wix: added forgotten profile in gateways management
- xml_tools: removed XMLClass to the 2 methods as a direct methods
- plugin_xep_100 (gateways discovery): added error callback

plugins/plugin_xep_0077.py

@@ -24,7 +24,7 @@ from twisted.words.protocols.jabber import client, jid
 from twisted.words.protocols.jabber import error as jab_error
 from twisted.words.protocols.jabber.xmlstream import IQ
 from twisted.internet import reactor
-from tools.xml_tools import XMLTools
+from tools.xml_tools import dataForm2xml
 import pdb
 
 from wokkel import data_form
@@ -67,7 +67,7 @@ class XEP_0077():
             return
         
         form = data_form.Form.fromElement(x_elem)
-        xml_data = XMLTools.dataForm2xml(form)
+        xml_data = dataForm2xml(form)
         self.host.bridge.actionResult("FORM", answer['id'], {"target":answer["from"], "type":"registration", "xml":xml_data})
 
     def reg_err(self, failure):
@@ -75,7 +75,7 @@ class XEP_0077():
         info (_("Registration failure: %s") % str(failure.value))
         answer_data = {}
         answer_data['reason'] = 'unknown'
-        answer_data={"message":"%s [code: %s]" % (failure.value.condition, failure.value.code)}
+        answer_data={"message":"%s [code: %s]" % (failure.value.condition, unicode(failure.value))}
         answer_type = "ERROR"
         self.host.bridge.actionResult(answer_type, failure.value.stanza['id'], answer_data)