Merge pull request #25 from peppelinux/master

Update README.md

Author: rohe

README.md

@@ -1,5 +1,8 @@
 # cryptojwt
 
+![License](https://img.shields.io/badge/license-Apache%202-blue.svg)
+![Python version](https://img.shields.io/badge/python-3.6%20%7C%203.7-blue.svg)
+
 An implementation of the JSON cryptographic specs JWS, JWE, JWK, and JWA [RFC 7515-7518] and JSON Web Token (JWT) [RFC 7519]
 
 oidcmsg is the 1st layer in the