fixing some errors

Author: sergiokopplin

_posts/2016-01-23-indigo-jekyll-theme.markdown

@@ -9,7 +9,7 @@ projects: true
 hidden: true # don't count this post in blog pagination
 description: "This is a simple and minimalist template for Jekyll for those who likes to eat noodles."
 jemoji: '<img class="emoji" title=":ramen:" alt=":ramen:" src="https://assets.github.com/images/icons/emoji/unicode/1f35c.png" height="20" width="20" align="absmiddle">'
-author: john
+author: johndoe
 ---
 
 ![Screenshot](https://raw.githubusercontent.com/sergiokopplin/indigo/gh-pages/screen-shot.png)