Add irc badge to README

README.md

@@ -4,6 +4,7 @@
 [![Coverage Status](https://coveralls.io/repos/sh4nks/flaskbb/badge.png)](https://coveralls.io/r/sh4nks/flaskbb)
 [![Code Health](https://landscape.io/github/sh4nks/flaskbb/master/landscape.svg?style=flat)](https://landscape.io/github/sh4nks/flaskbb/master)
 [![License](https://img.shields.io/badge/license-BSD-blue.svg)](https://flaskbb.org)
+[![flaskbb@freenode](https://img.shields.io/badge/irc.freenode.net-%23flaskbb-blue.svg)](https://webchat.freenode.net/?channels=flaskbb)
 
 *FlaskBB is a Forum Software written in Python using the micro framework Flask.*