added an about button to the website

themes/varia/templates/base.html

@@ -18,8 +18,10 @@
     <div class="buttons top left">
         {% if DEFAULT_LANG == 'nl' %}
             <i class="fa fa-home fa-fw"></i> <a href="/">home</a>
+            <i class="fa fa-info-circle fa-fw"></i> <a href="/pages/about.html">over</a>
         {% else %}
             <i class="fa fa-home fa-fw"></i> <a href="/en">home</a>
+            <i class="fa fa-info-circle fa-fw"></i> <a href="/en/pages/about.html">about</a>
         {% endif %}
     </div>
     <div class="buttons top">