Update README.md

Author: Tony Guntharp

README.md

@@ -2,6 +2,7 @@ Kandan - [Modern Open Source Chat](http://www.kandanapp.com)
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 [![Build Status](https://travis-ci.org/kandanapp/kandan.png?branch=master)](https://travis-ci.org/kandanapp/kandan)
 [![Coverage Status](https://coveralls.io/repos/kandanapp/kandan/badge.png?branch=master)](https://coveralls.io/r/kandanapp/kandan)
+[![Dependency Status](https://gemnasium.com/kandanapp/kandan.png)](https://gemnasium.com/kandanapp/kandan)
 
 What is Kandan? Kandan is a private chat service for your company or team. You can invite colleagues to share ideas and files in a persistent group chat room or rooms.