update github pages link

readme.md

@@ -1,6 +1,6 @@
 # Scalatags [![Join the chat at https://gitter.im/lihaoyi/scalatags](https://badges.gitter.im/Join%20Chat.svg)](https://gitter.im/lihaoyi/scalatags?utm_source=badge&utm_medium=badge&utm_campaign=pr-badge&utm_content=badge) [![Build Status](https://travis-ci.org/lihaoyi/scalatags.svg)](https://travis-ci.org/lihaoyi/scalatags)
 
-[Documentation](https://lihaoyi.github.io/scalatags)
+[Documentation](https://com-lihaoyi.github.io/scalatags)
 
 If you use Scalatags and like it, you will probably enjoy the following book by the Author: