Update travis badge link

Author: jdecool

README.md

@@ -1,7 +1,7 @@
 JSONFeed
 ========
 
-[![Build Status](https://travis-ci.org/jdecool/jsonfeed.svg?branch=master)](https://travis-ci.org/jdecool/jsonfeed)
+[![Build Status](https://travis-ci.org/jdecool/jsonfeed.svg?branch=master)](https://travis-ci.org/jdecool/jsonfeed?branch=master)
 [![Scrutinizer Code Quality](https://scrutinizer-ci.com/g/jdecool/jsonfeed/badges/quality-score.png?b=master)](https://scrutinizer-ci.com/g/jdecool/jsonfeed/?branch=master)
 [![Latest Stable Version](https://poser.pugx.org/jdecool/jsonfeed/v/stable.png)](https://packagist.org/packages/jdecool/jsonfeed)