Show energy cost on dashboard

app/templates/base.html

@@ -6,7 +6,7 @@
   <title>{% block title %}UPS Dashboard{% endblock %}</title>
   <meta name="csrf-token" content="{{ request.cookies.get('csrf_token', '') }}" />
   <link rel="stylesheet" href="/static/css/base.css?v=5" />
-  <link rel="stylesheet" href="/static/css/style.css?v=5" />
+  <link rel="stylesheet" href="/static/css/style.css?v=6" />
   {% block head_extra %}{% endblock %}
 </head>
 <body>