remove wrong checking of active link in sidebar

dist/js/sb-admin-2.js

@@ -28,7 +28,7 @@ $(function() {
 
     var url = window.location;
     var element = $('ul.nav a').filter(function() {
-        return this.href == url || url.href.indexOf(this.href) == 0;
+        return this.href == url;
     }).addClass('active').parent().parent().addClass('in').parent();
     if (element.is('li')) {
         element.addClass('active');