Added link to travis

README.md

@@ -6,7 +6,7 @@ ARSnova is a modern approach to Audience Response Systems (ARS). It is released
 
 ARSnova consists of two projects: the mobile client and the server. This repository contains the server code. You will find the client at thm-projects/arsnova-mobile. However, you do not need to download both repositories in order to get started.
 
-![Build Status](https://travis-ci.org/thm-projects/arsnova-war.svg?branch=master)
+[![Build Status](https://travis-ci.org/thm-projects/arsnova-war.svg?branch=master)](https://travis-ci.org/thm-projects/arsnova-war)
 
 ## Getting Started