display graphs for exchange rates

apps/core/templates/base.html

@@ -8,6 +8,8 @@
         <link rel="stylesheet" href="{% static 'css/style.css' %}">
         <link rel="stylesheet" href="{% static 'css/topnav.css' %}">
         <link rel="stylesheet" href="{% static 'css/accordion.css' %}">
+        <link rel="stylesheet" href="{% static 'css/skeleton-tabs.css' %}">
+        <script src="{% static 'js/skeleton-tabs.js' %}"></script>
     </head>
     <body>
         {% if user.is_authenticated %}