update readme

README.md

@@ -1,10 +1,10 @@
 **wip** : currently in the process of moving to ES6 generators
 
 [![Build Status](https://img.shields.io/travis/madhums/node-express-mongoose-demo.svg?style=flat)](https://travis-ci.org/madhums/node-express-mongoose-demo)
-[![Gittip](https://img.shields.io/gratipay/madhums.svg?style=flat)](https://www.gratipay.com/madhums/)
 [![Dependencies](https://img.shields.io/david/madhums/node-express-mongoose-demo.svg?style=flat)](https://david-dm.org/madhums/node-express-mongoose-demo)
 [![Code climate](http://img.shields.io/codeclimate/github/madhums/node-express-mongoose-demo.svg?style=flat)](https://codeclimate.com/github/madhums/node-express-mongoose-demo)
-[![Gitter](https://badges.gitter.im/Join%20Chat.svg)](https://gitter.im/madhums/node-express-mongoose-demo?utm_source=badge&utm_medium=badge&utm_campaign=pr-badge)
+[![Join Gitter Chat](https://img.shields.io/badge/gitter-join%20chat%20%E2%86%92-brightgreen.svg?style=flat)](https://gitter.im/madhums/node-express-mongoose-demo?utm_source=badge&utm_medium=badge&utm_campaign=pr-badge&utm_content=badge)
+[![Gittip](https://img.shields.io/gratipay/madhums.svg?style=flat)](https://www.gratipay.com/madhums/)
 
 # Nodejs Express Mongoose Demo