Remove references to TravisCI

Author: orangejulius

README.md

@@ -506,9 +506,7 @@ $ npm test
 
 ### Continuous Integration
 
-Travis tests every release against All supported Node.js versions.
-
-[![Build Status](https://travis-ci.org/pelias/query.png?branch=master)](https://travis-ci.org/pelias/query)
+CI tests every release against All supported Node.js versions.
 
 ### Versioning