Favicon shows up on page

Author: Hamel Desai

_layouts/exercise.html

@@ -14,8 +14,11 @@
     <link type="text/css" rel="stylesheet" href="../css/progress.css" media="screen"/>
     <link type="text/css" rel="stylesheet" href="../css/requirements.css" media="screen"/>
     <link type="text/css" rel="stylesheet" href="../css/Ubuntu.css" media="screen"/>
+    <link rel="shortcut icon" href="/favicon.ico?v=2" type="image/x-icon">
     <meta charset="utf-8">
     <title>{{ page.title | escape }} - Interaktive Einführung in Reguläre Ausdrücke</title>
+    
+
     <script type="text/javascript">
       var current_page_id = "page-" + {{ page.path | jsonify }};
     </script>