HTTP intf: support opening of playlists in the browse dialog

(cherry picked from commit df3b867cf33330a3e75055722aff7dd54ca99f88)
Signed-off-by: Jean-Baptiste Kempf <jb@videolan.org>

share/lua/http/js/controlers.js

@@ -172,7 +172,7 @@ function browse(dir) {
             $('#browse_elements').empty();
             $('element', data).each(function () {
                 var ext = $(this).attr('name').substr($(this).attr('name').lastIndexOf('.') + 1).toLowerCase();
-                if ($(this).attr('type') == 'dir' || $.inArray(ext, video_types) != -1 || $.inArray(ext, audio_types) != -1) {
+                if ($(this).attr('type') == 'dir' || $.inArray(ext, video_types) != -1 || $.inArray(ext, audio_types) != -1 || $.inArray(ext, playlist_types) != -1) {
                     $('#browse_elements').append(createElementLi($(this).attr('name'), $(this).attr('type'), $(this).attr('uri'), ext));
                 }
             });