Hide disabled applications from the context menu in drive

customize.dist/application_config.js

@@ -4,7 +4,7 @@ define(function() {
     /* Select the buttons displayed on the main page to create new collaborative sessions
      * Existing types : pad, code, poll, slide
      */
-    config.availablePadTypes = ['pad', 'code', 'slide', 'poll'];
+    config.availablePadTypes = ['drive', 'pad', 'code', 'slide', 'poll'];
 
     /*  Cryptpad apps use a common API to display notifications to users
      *  by default, notifications are hidden after 5 seconds

customize.dist/main.js

@@ -54,6 +54,7 @@ define([
         var $parent = $('#buttons');
         var options = [];
         Config.availablePadTypes.forEach(function (el) {
+            if (el === 'drive') { return; }
             options.push({
                 tag: 'a',
                 attributes: {