update readme badges

README.md

 # go-reuseport
 
 [![](https://img.shields.io/badge/made%20by-Protocol%20Labs-blue.svg?style=flat-square)](https://protocol.ai)
-[![](https://img.shields.io/badge/project-libp2p-blue.svg?style=flat-square)](https://libp2p.io/)
-[![](https://img.shields.io/badge/freenode-%23libp2p-blue.svg?style=flat-square)](https://webchat.freenode.net/?channels=%23libp2p)
+[![](https://img.shields.io/badge/project-libp2p-yellow.svg?style=flat-square)](https://libp2p.io/)
+[![](https://img.shields.io/badge/freenode-%23libp2p-yellow.svg?style=flat-square)](https://webchat.freenode.net/?channels=%23libp2p)
 [![codecov](https://codecov.io/gh/libp2p/go-reuseport/branch/master/graph/badge.svg)](https://codecov.io/gh/libp2p/go-reuseport)
 [![Travis CI](https://travis-ci.org/libp2p/go-reuseport.svg?branch=master)](https://travis-ci.org/libp2p/go-reuseport)
+[![Discourse posts](https://img.shields.io/discourse/https/discuss.libp2p.io/posts.svg)](https://discuss.libp2p.io)
 
 **NOTE:** This package REQUIRES go >= 1.11.