Build badges - MIT

Author: bbakerman

readme.md

@@ -1,7 +1,7 @@
 # Extended Validation for graphql-java
 
 [![Build Status](https://travis-ci.com/bbakerman/graphql-java-extended-validation.svg?branch=master)](https://travis-ci.com/bbakerman/graphql-java-extended-validation.svg?branch=master)  
-[![MIT licensed](https://img.shields.io/hexpm/l/plug.svg?maxAge=2592000)](https://github.com/graphql-java/graphql-java-extended-validation/blob/master/LICENSE)  
+[![MIT licensed](https://img.shields.io/badge/license-MIT-green)](https://github.com/graphql-java/graphql-java-extended-validation/blob/master/LICENSE)