'poll rTorrent to get latest torrent/peer/tracker/file information
@note: This essentially refreshes every aspect of the rTorrent
connection, so it can be very slow if working with a remote
connection that has a lot of torrents loaded.
@return: None'

def poll(self):

    self.update()
    torrents = self.get_torrents()
    for t in torrents:
        t.poll()
