Merge pull request #451 from sendgrid/af4ro-patch-1

Added coders tag

Author: thinkingserious

README.md

@@ -5,6 +5,7 @@
 [![Email Notifications Badge](https://dx.sendgrid.com/badge/java)](https://dx.sendgrid.com/newsletter/java)
 [![Twitter Follow](https://img.shields.io/twitter/follow/sendgrid.svg?style=social&label=Follow)](https://twitter.com/sendgrid)
 [![GitHub contributors](https://img.shields.io/github/contributors/sendgrid/sendgrid-java.svg)](https://github.com/sendgrid/sendgrid-java/graphs/contributors)
+[![Open Source Helpers](https://www.codetriage.com/sendgrid/sendgrid-java/badges/users.svg)](https://www.codetriage.com/sendgrid/sendgrid-java)
 [![MIT licensed](https://img.shields.io/badge/license-MIT-blue.svg)](./LICENSE.txt)
 
 **NEW:** Subscribe to email [notifications](https://dx.sendgrid.com/newsletter/java) for releases and breaking changes.