Fix the caps updating (“do not verify” message in swift)

src/connection.py

@@ -102,8 +102,6 @@ class Connection(sleekxmpp.ClientXMPP):
         self.register_plugin('xep_0224')
         self.register_plugin('xep_0308')
 
-        self.plugin['xep_0115'].update_caps()
-
     def start(self):
         # TODO, try multiple servers
         # With anon auth.

src/core.py

@@ -3307,6 +3307,7 @@ class Core(object):
 
         if config.get('enable_user_nick', 'true') != 'false':
             self.xmpp.plugin['xep_0172'].publish_nick(nick=self.own_nick)
+        self.xmpp.plugin['xep_0115'].update_caps()
 
     ### Other handlers ###