Migration collectionEditor and playlisteditor to ES6 modules

src/controllers/list.js

@@ -386,7 +386,7 @@ define(['globalize', 'listView', 'layoutManager', 'userSettings', 'focusManager'
         var instance = this;
 
         require(['playlistEditor'], function (playlistEditor) {
-            new playlistEditor().show({
+            new playlistEditor.default().show({
                 items: [],
                 serverId: instance.params.serverId
             });

src/controllers/movies/moviecollections.js

@@ -242,7 +242,7 @@ define(['loading', 'events', 'libraryBrowser', 'imageLoader', 'listView', 'cardB
             tabContent.querySelector('.btnNewCollection').addEventListener('click', function () {
                 require(['collectionEditor'], function (collectionEditor) {
                     var serverId = ApiClient.serverInfo().Id;
-                    new collectionEditor().show({
+                    new collectionEditor.default().show({
                         items: [],
                         serverId: serverId
                     });