move to a consistent post listing format

_includes/article_list.html

@@ -0,0 +1,4 @@
+<article class="list">
+  <time datetime="{{ post.date | datetime | date_to_xmlschema }}" pubdate>{{ post.date | date: "%B %d" }}</time>
+  <a href="/{{ post.url }}">{{post.title}}</a>
+</article>

_layouts/tag_index.html

@@ -8,9 +8,6 @@ title: Posts tagged "{{ page.tag }}"
 {% assign year = this_year %}
 <h3>{{ year }}</h3>
 {% endunless %}
-<div>
-  <time datetime="{{ post.date | datetime | date_to_xmlschema }}" pubdate>{{ post.date | date: "%B %d" }}</time> &mdash;
-  <a href="/{{ post.url }}">{{post.title}}</a>
-</div>
+{% include article_list.html %}
 {% endfor %}
 <p><a href="/tag/{{ page.tag }}/atom.xml">subscribe</a></p>

blog/index.html

@@ -8,8 +8,5 @@ title: Blog Archive
   {% assign year = this_year %}
   <h3>{{ year }}</h3>
 {% endunless %}
-<div>
-  <time datetime="{{ post.date | datetime | date_to_xmlschema }}" pubdate>{{ post.date | date: "%B %d" }}</time> &mdash;
-  <a href="/{{ post.url }}">{{post.title}}</a>
-</div>
+{% include article_list.html %}
 {% endfor %}

index.html

@@ -2,9 +2,9 @@
 layout: default
 title: striving towards mediocrity
 ---
-{% for post in site.posts limit: 1 %}
-{% assign content = post.content %}
-{% include post.html %}
+<h3>recent posts</h3>
+{% for post in site.posts limit: 5 %}
+{% include article_list.html %}
 {% endfor %}
 
 {% include vcard.html %}