Added hackference 2016 post

templates/partials/picture.html

@@ -1,6 +1,6 @@
 <figure class="center {{ class }}" markdown="1">
-<a href="{{ site.url }}/{{ url}}" target="_blank">
-  <img src="{{site.url}}/{{url}}" alt="{{ alt }}">
+<a href="/{{ url}}" target="_blank">
+  <img src="/{{url}}" alt="{{ alt }}">
 </a>
 <figcaption>{{ caption }}</figcaption>
 </figure>