adding travis.ci badge (hemanth#30)

* Adding Washington Post e Aliexpress

* Adding awesome_bot

* Updating .travis.yml

* Updated some broken links or without https also removed Oumy that is giving connection timeout

* Updated .travis.yml

* Updated .travis.yml

* Updated .travis.yml

* Updated .travis.yml

* Updated .travis.yml

* Adding travis.ci badge

README.md

@@ -1,4 +1,4 @@
-# awesome-pwa [![Awesome](https://cdn.rawgit.com/sindresorhus/awesome/d7305f38d29fed78fa85652e3a63e154dd8e8829/media/badge.svg)](https://github.com/sindresorhus/awesome)
+# awesome-pwa [![Awesome](https://cdn.rawgit.com/sindresorhus/awesome/d7305f38d29fed78fa85652e3a63e154dd8e8829/media/badge.svg)](https://github.com/sindresorhus/awesome) [![Build Status](https://travis-ci.org/hemanth/awesome-pwa.svg?branch=master)](https://travis-ci.org/hemanth/awesome-pwa)
 > Useful resources for creating Progressive Web Apps
 
 *Inspired by the [awesome](https://github.com/sindresorhus/awesome) list thing.*