Add duoshuo comment to post layout.

Author: mytharcher

_layouts/post.html

@@ -7,3 +7,7 @@ <h1>{{ page.title }}</h1>
 	<p class="meta">By {{ page.author }} at {{ page.date | date: "%Y-%m-%d" }}</p>
 	{{ content }}
 </article>
+
+<aside class="container">
+{% include duoshuo-comment.html %}
+</aside>

assets/css/common.css

@@ -126,8 +126,7 @@ article blockquote{line-height:1.6em; margin:1em 0 1em 1.5em; border-left:2px so
 
 
 
-article.container,
-article.container{
+.page-log .container:not(nav){
 	max-width: 640px;
 	font-size: 1.2em;
 	line-height: 1.8em;