Update Travis build badge link

We had to migrate to travis-ci.com...

README.md

@@ -2,7 +2,7 @@
   <img src="https://cloud.githubusercontent.com/assets/835857/14581711/ba623018-0436-11e6-8fce-d2ccd4d379c9.gif">
 </p>
 
-# JavaScript Cookie [![Build Status](https://travis-ci.org/js-cookie/js-cookie.svg?branch=master)](https://travis-ci.org/js-cookie/js-cookie) [![BrowserStack Status](https://www.browserstack.com/automate/badge.svg?badge_key=b3VDaHAxVDg0NDdCRmtUOWg0SlQzK2NsRVhWTjlDQS9qdGJoak1GMzJiVT0tLVhwZHNvdGRoY284YVRrRnI3eU1JTnc9PQ==--5e88ffb3ca116001d7ef2cfb97a4128ac31174c2)](https://www.browserstack.com/automate/public-build/b3VDaHAxVDg0NDdCRmtUOWg0SlQzK2NsRVhWTjlDQS9qdGJoak1GMzJiVT0tLVhwZHNvdGRoY284YVRrRnI3eU1JTnc9PQ==--5e88ffb3ca116001d7ef2cfb97a4128ac31174c2) [![JavaScript Style Guide](https://img.shields.io/badge/code_style-standard-brightgreen.svg)](https://standardjs.com) [![Code Climate](https://codeclimate.com/github/js-cookie/js-cookie.svg)](https://codeclimate.com/github/js-cookie/js-cookie) [![npm](https://img.shields.io/github/package-json/v/js-cookie/js-cookie)](https://www.npmjs.com/package/js-cookie) [![size](https://img.shields.io/bundlephobia/minzip/js-cookie/rc)](https://www.npmjs.com/package/js-cookie) [![jsDelivr Hits](https://data.jsdelivr.com/v1/package/npm/js-cookie/badge?style=rounded)](https://www.jsdelivr.com/package/npm/js-cookie)
+# JavaScript Cookie [![Build Status](https://travis-ci.com/js-cookie/js-cookie.svg?branch=master)](https://travis-ci.com/js-cookie/js-cookie) [![BrowserStack Status](https://www.browserstack.com/automate/badge.svg?badge_key=b3VDaHAxVDg0NDdCRmtUOWg0SlQzK2NsRVhWTjlDQS9qdGJoak1GMzJiVT0tLVhwZHNvdGRoY284YVRrRnI3eU1JTnc9PQ==--5e88ffb3ca116001d7ef2cfb97a4128ac31174c2)](https://www.browserstack.com/automate/public-build/b3VDaHAxVDg0NDdCRmtUOWg0SlQzK2NsRVhWTjlDQS9qdGJoak1GMzJiVT0tLVhwZHNvdGRoY284YVRrRnI3eU1JTnc9PQ==--5e88ffb3ca116001d7ef2cfb97a4128ac31174c2) [![JavaScript Style Guide](https://img.shields.io/badge/code_style-standard-brightgreen.svg)](https://standardjs.com) [![Code Climate](https://codeclimate.com/github/js-cookie/js-cookie.svg)](https://codeclimate.com/github/js-cookie/js-cookie) [![npm](https://img.shields.io/github/package-json/v/js-cookie/js-cookie)](https://www.npmjs.com/package/js-cookie) [![size](https://img.shields.io/bundlephobia/minzip/js-cookie/rc)](https://www.npmjs.com/package/js-cookie) [![jsDelivr Hits](https://data.jsdelivr.com/v1/package/npm/js-cookie/badge?style=rounded)](https://www.jsdelivr.com/package/npm/js-cookie)
 
 A simple, lightweight JavaScript API for handling cookies