RSS feed fixes.

- Add XML declaration line
- Remove unneeded "unless post.draft" conditional
- Include entire post content in description. This allows RSS readers to display the entire story.
- Limit to last 20 posts

Author: willkoehler

feed.xml

@@ -1,5 +1,6 @@
 ---
 ---
+<?xml version="1.0" encoding="UTF-8" ?>
 <rss version="2.0" xmlns:atom="http://www.w3.org/2005/Atom">
   <channel>
     <title>{{ site.info.title }}</title>
@@ -10,16 +11,14 @@
     <pubDate>{{ site.time | date: "%a, %d %b %Y %H:%M:%S %z" }}</pubDate>
     <lastBuildDate>{{ site.time | date: "%a, %d %b %Y %H:%M:%S %z" }}</lastBuildDate>
 
-    {% for post in site.posts %}
-    {% unless post.draft %}
+    {% for post in site.posts limit:20 %}
     <item>
       <title>{{ post.title }}</title>
       <link>{{ site.info.url }}{{ post.url }}</link>
       <pubDate>{{ post.date | date: "%a, %d %b %Y %H:%M:%S %z" }}</pubDate>
       <guid>{{ site.info.url }}{{ post.id }}</guid>
-      <description>{{ post.excerpt | xml_escape }}</description>
+      <description>{{ post.content | xml_escape }}</description>
     </item>
-    {% endunless %}
     {% endfor %}
 
   </channel>