Update README.md

Added Code Climate.

Author: Glavin001

README.md

@@ -3,6 +3,7 @@ feathers-mongoose-service
 
 [![NPM version](https://badge.fury.io/js/feathers-mongoose-service.png)](http://badge.fury.io/js/feathers-mongoose-service)
 [![Build Status](https://travis-ci.org/feathersjs/feathers-mongoose-service.png?branch=master)](https://travis-ci.org/feathersjs/feathers-mongoose-service)
+[![Code Climate](https://codeclimate.com/github/feathersjs/feathers-mongoose-service.png)](https://codeclimate.com/github/feathersjs/feathers-mongoose-service)
 [![Dev Dependencies](https://david-dm.org/feathersjs/feathers-mongoose-service/dev-status.png)](https://david-dm.org/feathersjs/feathers-mongoose-service#info=devDependencies&view=table)
 [![Total views](https://sourcegraph.com/api/repos/github.com/feathersjs/feathers-mongoose-service/counters/views.png)](https://sourcegraph.com/github.com/feathersjs/feathers-mongoose-service)
 [![Views in the last 24 hours](https://sourcegraph.com/api/repos/github.com/feathersjs/feathers-mongoose-service/counters/views-24h.png)](https://sourcegraph.com/github.com/feathersjs/feathers-mongoose-service)