Merge pull request #400 from 24367dfa/24367dfa-patch-1

doc: fix link to github repo in about.md

pages/about.md

@@ -8,7 +8,7 @@ tags: [Page]
 
 Type on Strap is based on Type Theme, a free and open-source theme for [Jekyll](http://jekyllrb.com/), licensed under the MIT License.
 
-Head over to the [theme's documentation](https://github.io/sylhare/Type-on-Strap) for much more information about Type on Strap or to install this theme on your own Jekyll site.
+Head over to the [theme's documentation](https://github.com/sylhare/Type-on-Strap) for much more information about Type on Strap or to install this theme on your own Jekyll site.
 
 This file is an example of a page in Jekyll, that automatically shows up in the header navigation, you can delete or modify this file freely.