Add some more buttons

Author: JrSchild

README.md

@@ -1,8 +1,10 @@
 # chai-json-schema
 
-[![build:?](https://travis-ci.org/chaijs/chai-json-schema.svg?branch=master&style=flat-square)](https://travis-ci.org/chaijs/chai-json-schema)
-[![dependencies:?](https://img.shields.io/npm/dm/chai-json-schema.svg?style=flat-square)](https://www.npmjs.com/packages/chai-json-schema)
 [![npm:](https://img.shields.io/npm/v/chai-json-schema.svg?style=flat-square)](https://www.npmjs.com/packages/chai-json-schema)
+[![build:?](https://img.shields.io/travis/chaijs/chai-json-schema.svg?style=flat-square)](https://travis-ci.org/chaijs/chai-json-schema)
+[![dependencies:?](https://img.shields.io/npm/dm/chai-json-schema.svg?style=flat-square)](https://www.npmjs.com/packages/chai-json-schema)
+[![dependencies:?](https://img.shields.io/david/chaijs/chai-json-schema.svg?style=flat-square)](https://david-dm.org/chaijs/chai)
+[![devDependencies:?](https://img.shields.io/david/dev/chaijs/chai-json-schema.svg?style=flat-square)](https://david-dm.org/chaijs/chai)
 
 > [Chai](http://chaijs.com/) plugin with assertions to validate values against [JSON Schema v4](http://json-schema.org/).