Update README.md

Author: Baris Sencan

README.md

@@ -6,7 +6,7 @@
 [![Gratipay](https://img.shields.io/gratipay/bsencan91.svg)](https://gratipay.com/bsencan91/)
 [![Gitter](https://badges.gitter.im/JOIN CHAT.svg)](https://gitter.im/isair/JSONHelper?utm_source=badge&utm_medium=badge&utm_campaign=pr-badge&utm_content=badge)
 
-Lightning fast JSON deserialization for iOS & OS X written in Swift. Expanded upon the ideas found in [this blog post](http://robots.thoughtbot.com/efficient-json-in-swift-with-functional-concepts-and-generics).
+Lightning fast JSON deserialization for iOS & OS X written in Swift.
 
 ##Table of Contents