Move all javascript to end of body

docs/templates/shared/_head.liquid

@@ -9,7 +9,4 @@
     <script src="https://oss.maxcdn.com/html5shiv/3.7.2/html5shiv.min.js"></script>
     <script src="https://oss.maxcdn.com/respond/1.4.2/respond.min.js"></script>
   <![endif]-->
-  <script src="//ajax.googleapis.com/ajax/libs/jquery/1.9.1/jquery.min.js"></script>
-  <script src="{{root}}/bootstrap/js/bootstrap.js"></script>
-  <script src="{{root}}/js/bootstrap3-typeahead.js"></script>
 </head>