Update README.md

Author: bryanjos

README.md

@@ -80,5 +80,5 @@ Experiment to reproduce Erlang style processes in browser. The api follows the o
 * [Er.js](https://github.com/orph/erjs)
 * [Erlang Processes](http://erlang.org/doc/reference_manual/processes.html)
 * [ES6 Generators Deliver Go Style Concurrency](http://swannodette.github.io/2013/08/24/es6-generators-and-csp)
-* [http://joearms.github.io/2013/04/02/Red-and-Green-Callbacks.html](http://joearms.github.io/2013/04/02/Red-and-Green-Callbacks.html)
+* [Red and Green Callbacks](http://joearms.github.io/2013/04/02/Red-and-Green-Callbacks.html)