get_playlist_title (Xmms::Remote)

    /*
     * Get the title of a song.
     *
     * This method raises an Xmms::Error exception if XMMS is not running,
     * or an ArgumentError exception if the number of arguments isn't 0 or
     * 1.
     *
     * Examples:
     *   # get the title of the current song
     *   path = remote.file
     *
     *   # get the title of song 23 in the playlist
     *   path = remote.file 23
     *
     */
    static VALUE xr_pl_title(int argc, VALUE *argv, VALUE self) {