# File lib/mpdserver.rb, line 1182
        def add_dir_to_pls( dir )
                dir[:songs].each do |song|
                        song['_mod_ver'] = @status[:playlist]
                        incr_version
                        @the_playlist << song
                end

                dir[:dirs].each do |d|
                        add_dir_to_pls d
                end
        end