Raw xml(cap) of the the feed. If a valid cache is available
        it is used, else a new copy of the feed is grabbed
        Note: you can force refresh here, if you do, don't also manually call refresh

def raw_cap(self, refresh=False):
        """
        Raw xml(cap) of the the feed. If a valid cache is available
        it is used, else a new copy of the feed is grabbed
        Note: you can force refresh here, if you do, don't also manually call refresh
        """
        if refresh is True:
            self._raw = self.refresh()
        if self._raw is None:
            self._raw = self._get_feed_cache()
        if self._raw is None:
            self._raw = self.refresh()
        return self._raw