updated documentation post

_config.yml

@@ -28,12 +28,13 @@ force-https: True
 # HTML Head #
 #############
 
-author: "John Smith"
 lang: "en"
+author: "John Smith"
 title: "{ John Smith }"
-favicon: "/img/favicon.ico"
 description: "Blog and website of John Smith, blogging mainly for tech. Opinions expressed are mine."
 keywords: "smith, jones, personal, jekyll, theme"
+favicon: "/img/favicon.ico"
+404-img: "/img/labtocat.png"
 
 ################
 # Header layout #

_posts/2015-06-05-404-page.md

@@ -1,17 +0,0 @@
----
-layout: post
-section-type: post
-title: Modifying the 404 page
-category: tech
-tags: [ 'tutorial' ]
----
-
-You can change the text from the 404.html file and set the image from the \_config.yml:
-
-<pre><code data-trim class="yaml">
-############
-# 404 page #
-############
-
-404-img: "/img/labtocat.png"
-</code></pre>