Use min on production

lib/views/layout/layout.html

@@ -12,7 +12,7 @@
   <meta name="viewport" content="width=device-width,initial-scale=1">
 
   <link rel="stylesheet" href="/css/crowi{% if env  == 'production' %}.min{% endif %}.css">
-  <script src="/js/bundled.js"></script>
+  <script src="/js/bundled{% if env  == 'production' %}.min{% endif %}.js"></script>
   <link href='//fonts.googleapis.com/css?family=Open+Sans:400,700' rel='stylesheet' type='text/css'>
 </head>
 {% endblock %}
@@ -108,7 +108,7 @@
 </body>
 {% endblock %}
 
-<script src="/js/app.js"></script>
+<script src="/js/app{% if env  == 'production' %}.min{% endif %}.js"></script>
 <script src="/js/crowi{% if env  == 'production' %}.min{% endif %}.js"></script>
 </html>