past.md

layout	title	permalink
page	Archive	/past/

{% for post in site.posts %}

{% unless post.next %}
  <h3>{{ post.date | date: '%Y' }}</h3>
{% else %}
  {% capture year %}{{ post.date | date: '%Y' }}{% endcapture %}
  {% capture nyear %}{{ post.next.date | date: '%Y' }}{% endcapture %}
  {% if year != nyear %}
    <h3>{{ post.date | date: '%Y' }}</h3>
  {% endif %}
{% endunless %}

<li>{{ post.date | date:"%b %-d" }}   <a href="{{ post.url }}">{{ post.title }}</a></li>

{% endfor %}