Theme helper blitz

- date no longer requires published_at
- author.name now works.. so using for consistency
- url has absolute flag
- other misc fixes

index.hbs

@@ -20,11 +20,11 @@
 
     {{! Each post will be output using this markup }}
     {{#foreach posts}}
-    
+
     <article class="{{post_class}}">
         <header class="post-header">
-            <span class="post-meta"><time datetime="{{date published_at format='YYYY-MM-DD'}}">{{date published_at format="DD MMM YYYY"}}</time> {{#if tags}}on {{tags}}{{/if}}</span>
-            <h2 class="post-title"><a href="/{{slug}}">{{title}}</a></h2>
+            <span class="post-meta"><time datetime="{{date format='YYYY-MM-DD'}}">{{date format="DD MMM YYYY"}}</time> {{#if tags}}on {{tags}}{{/if}}</span>
+            <h2 class="post-title"><a href="{{url}}">{{title}}</a></h2>
             
         </header>
         <section class="post-excerpt">