Don’t open the top-3 menu items in /tutorial/introduction

Author: tuzz

_js/navigationMenu.js

@@ -25,7 +25,7 @@ SentientWebsite.NavigationMenu = function () {
   var openSuggestedItemsIfIntroduction = function () {
     var path = window.location.pathname;
 
-    if (path === "/" || path.indexOf("/intro") !== -1) {
+    if (path === "/" || path.indexOf("/intro/") !== -1) {
       var recorded = $("nav h4")[1];
       var examples = $("nav h4")[2];