EmoticonsPackPlugin. Quick fix for last commit

emoticons_pack/emoticons_pack.py

@@ -350,7 +350,8 @@ class EmoticonsPackPlugin(GajimPlugin):
             ##  FixMe
             try:
                 self.emoticons_description_textview.tv.display_html(
-                    desc, self.emoticons_description_textview.tv, None)
+                    desc, self.emoticons_description_textview.tv,
+                    self.emoticons_description_textview)
             except TypeError:
                 self.emoticons_description_textview.tv.display_html(
                     desc, self.emoticons_description_textview)