MAGETWO-71701: [Backport] - Catalog top nav, CSS class not set to active when using Varnish - for 2.1

Author: VladimirZaets

lib/web/mage/menu.js

@@ -19,6 +19,7 @@ define([
         options: {
             responsive: false,
             expanded: false,
+            delay: 300,
             mediaBreakpoint: '(max-width: 768px)'
         },