Add build status badge to README

Author: wadetandy

README.md

@@ -4,7 +4,7 @@ This library provides an interface to APIs following the JSONAPI spec. Though we
 
 Written in [Typescript](https://www.typescriptlang.org) but works in plain old ES5 as well. This library is isomorphic - use it from the browser, or from the server with NodeJS.
 
-![Travis Status](https://travis-ci.org/jsonapi-suite/jsorm.svg?branch=master)
+[![Build Status](https://travis-ci.org/jsonapi-suite/jsorm.svg?branch=master)](https://travis-ci.org/jsonapi-suite/jsorm)
 
 ### Sample Usage