Adding travis status to README

Author: atecarlos

README.md

@@ -5,6 +5,8 @@ This allows the developer to isolate the UI and client-side application code in
 
 **This plugin does not depend on Angular Mocks (ngMockE2E) being loaded into your app; therefore, there is no need to modify anything within your current Angular web application.**
 
+[![Build Status](https://travis-ci.org/atecarlos/protractor-http-mock.png)](https://travis-ci.org/atecarlos/protractor-http-mock)
+
 ## Installation
 	npm install protractor-http-mock --save-dev
 ## Configuration