readme: remove invite url

README.md

@@ -4,7 +4,7 @@
 [![PyPI](https://img.shields.io/pypi/v/disco-py.svg)](https://pypi.python.org/pypi/disco-py/)
 [![TravisCI](https://img.shields.io/travis/b1naryth1ef/disco.svg)](https://travis-ci.org/b1naryth1ef/disco/)
 
-Disco is an extensive and extendable Python 2.x/3.x library for the [Discord API](https://discordapp.com/developers/docs/intro). Join the Official channel and chat [here](https://discord.gg/WMzzPec). Disco boasts the following major features:
+Disco is an extensive and extendable Python 2.x/3.x library for the [Discord API](https://discordapp.com/developers/docs/intro). Disco boasts the following major features:
 
 - Expressive, functional interface that gets out of the way
 - Built for high-performance and efficiency