Update README.md

Author: keilw

README.md

@@ -11,6 +11,6 @@ http://javamoney.github.io/ri.html
 
 This module is licenced under the the [Apache 2 Licence](https://www.apache.org/licenses/LICENSE-2.0.html).
 
-[![Build Status](https://api.travis-ci.org/JavaMoney/jsr354-ri.png?branch=master)](https://travis-ci.org/JavaMoney/jsr354-ri)
+[![Build Status](https://api.travis-ci.org/JavaMoney/jsr354-ri.png?branch=master)](https://travis-ci.org/JavaMoney/jsr354-ri) [![License](http://img.shields.io/badge/license-Apache2-red.svg)](http://opensource.org/licenses/apache-2.0)
 
 [![Built with Maven](http://maven.apache.org/images/logos/maven-feather.png)](http://maven.org/)