added flattr to theme

themes/flex/templates/article.html

@@ -34,6 +34,7 @@
     <div class="addthis_sharing_toolbox"></div>
   </div>
   {% endif %}
+  {% include "partial/flattr.html" %}
   {% include "partial/disqus.html" %}
 </article>
 {% endblock %}

themes/flex/templates/partial/flattr.html

@@ -0,0 +1,5 @@
+{% if FLATTR_USER %}
+<script id='fbc04dc'>
+	(function(i){var f,s=document.getElementById(i);f=document.createElement('iframe');f.src='//api.flattr.com/button/view/?uid={{ FLATTR_USER }}&button=compact&url='+encodeURIComponent(document.URL);f.title='Flattr';f.height=20;f.width=110;f.scrolling='no';f.style.borderWidth=0;s.parentNode.insertBefore(f,s);})('fbc04dc');
+</script>
+{% endif %}