Add the file app in the 'new' dropdown menus

www/common/toolbar2.js

@@ -636,6 +636,8 @@ define([
         var pads_options = [];
         Config.availablePadTypes.forEach(function (p) {
             if (p === 'drive') { return; }
+            if (!Cryptpad.isLoggedIn() && Config.registeredOnlyTypes &&
+                Config.registeredOnlyTypes.indexOf(p) !== -1) { return; }
             pads_options.push({
                 tag: 'a',
                 attributes: {