Add badges before release

README.md

@@ -1,7 +1,10 @@
 # Notifier plugin for CakePHP
 
-> Note: This is a non-stable plugin for CakePHP 3.x at this time. It is currently under development and should be
-considered experimental.
+[![Build Status](https://travis-ci.org/cakemanager/cakephp-notifier.svg?branch=master)](https://travis-ci.org/cakemanager/cakephp-notifier)
+
+[![Coverage Status](https://coveralls.io/repos/cakemanager/cakephp-notifier/badge.svg?branch=master&service=github)](https://coveralls.io/github/cakemanager/cakephp-notifier?branch=master)
+
+[![Gitter](https://badges.gitter.im/Join%20Chat.svg)](https://gitter.im/cakemanager/cakephp-notifier?utm_source=badge&utm_medium=badge&utm_campaign=pr-badge)
 
 ## Installation