Add Instagram posts

TODO:
- Add multi-photo posts
- Add video posts

_layouts/photopost.html

@@ -0,0 +1,24 @@
+---
+layout: default
+single: true
+---
+
+{% include header.html %}
+
+<div class="blog-content">
+  <article class="article photo-post">
+    {% include article.html %}
+  </article>
+
+  <div class="container pagination">
+    {% if page.previous.url %}
+      <a class="prev" href="{{page.previous.url}}" title="Previous Post: {{page.previous.title}}">&laquo; {{page.previous.title}}</a>
+    {% endif %}
+
+    {% if page.next.url %}
+      <a class="next" href="{{page.next.url}}" title="next Post: {{page.next.title}}">{{page.next.title}} &raquo;</a>
+    {% endif %}
+  </div>
+</div>
+
+{% include footer.html %}