docs: def update_forum_votes(sender, **kwargs):
      """
      When a Vote is added, re-saves the topic or post to update vote count.
      Since Votes can be assigned
      to any content type, first makes sure we are dealing with a forum post or topic.
  
      Deprecated 1-6-14 by storing score as cached property
      """
      vote = kwargs['instance']
      if vote.content_type.app_label != "fretboard":
          return
      if vote.content_type.model == "topic":
          t = get_model('fretboard', 'Topic').objects.get(id=vote.object.id)
          t.votes = t.score()
          t.save(update_fields=['votes'])
      elif vote.content_type.model == "post":
          p = get_model('fretboard', 'Post').objects.get(id=vote.object.id)
          p.votes = p.score()
          p.save(update_fields=['votes'])