Fix bug in XEP-0030 plugin.

xep_0030 still referenced event_handlers. Added the method event_handled
which will return the number of registered handlers for an event to
resolve the issue.

sleekxmpp/plugins/xep_0030.py

@@ -241,8 +241,7 @@ class xep_0030(base.base_plugin):
         A default handler for disco#info requests. If another
         handler is registered, this one will defer and not run.
         """
-		handlers = self.xmpp.event_handlers['disco_info_request']
-		if not forwarded and len(handlers) > 1:
+        if not forwarded and self.xmpp.event_handled('disco_info_request'):
             return
 
         node_name = iq['disco_info']['node']
@@ -270,8 +269,7 @@ class xep_0030(base.base_plugin):
         If this handler is called by your own custom handler with
         forwarded set to True, then it will run as normal.
         """
-		handlers = self.xmpp.event_handlers['disco_items_request']
-		if not forwarded and len(handlers) > 1:
+        if not forwarded and self.xmpp.event_handled('disco_items_request'):
             return
 
         node_name = iq['disco_items']['node']

sleekxmpp/xmlstream/xmlstream.py

@@ -379,6 +379,7 @@ class XMLStream(object):
         """
         if self.ssl_support:
             logging.info("Negotiating TLS")
+            logging.info("Using SSL version: %s" % str(self.ssl_version))
             ssl_socket = ssl.wrap_socket(self.socket,
                                          ssl_version=self.ssl_version,
                                          do_handshake_on_connect=False)
@@ -527,6 +528,17 @@ class XMLStream(object):
         self.__event_handlers[name] = filter(filter_pointers,
                                              self.__event_handlers[name])
 
+    def event_handled(self, name):
+        """
+        Indicates if an event has any associated handlers.
+
+        Returns the number of registered handlers.
+
+        Arguments:
+            name -- The name of the event to check.
+        """
+        return len(self.__event_handlers.get(name, []))
+
     def event(self, name, data={}, direct=False):
         """
         Manually trigger a custom event.