Add permissions2

README.md

@@ -97,6 +97,7 @@ Join us on IRC at **#awesome-go** on freenode [web access](http://webchat.freeno
 * [jwt-go](https://github.com/dgrijalva/jwt-go) - Golang implementation of JSON Web Tokens (JWT).
 * [oauth2](https://github.com/golang/oauth2) - Successor of goauth2. Generic OAuth 2.0 package that comes with JWT, Google APIs, Compute Engine and App Engine support.
 * [osin](https://github.com/RangelReale/osin) - Golang OAuth2 server library.
+* [permissions2](https://github.com/xyproto/permissions2) - Library for keeping track of users, login states and permissions. Uses secure cookies and bcrypt.
 
 
 ## CSS Preprocessors