function au_parse_markdown($content, $line = false)
{
    // We need to require the parsedown file, but only once.
    require_once au_get_path_from_root('library/parsedown.require.php');
    require_once au_get_path_from_root('library/parsedown_extra.require.php');
    $parse = new ParsedownExtra();
    if ($line) {
        return $parse->line($content);
    } else {
        return $parse->text($content);
    }
}