Merge pull request #1325 from mide/rm-hack-chat

hack.chat is no longer maintained.

README.md

@@ -246,7 +246,6 @@ _CalDAV or CardDAV clients._
 - [Freenet](https://freenetproject.org/index.html) - Anonymously share files, browse and publish "freesites" (web sites accessible only through Freenet) and chat on forums. ([Source Code](https://github.com/freenet/fred)) `GPL-2.0` `Java`
 - [Friends](http://moose-team.github.io/friends/) - P2P chat powered by the web. ([Source Code](https://github.com/moose-team/friends)) `MIT` `Nodejs`
 - [GNUnet](https://gnunet.org/) - Free software framework for decentralized, peer-to-peer networking. ([Source Code](https://gnunet.org/git/)) `GPL-3.0` `C`
-- [hack.chat](https://hack.chat/) - Minimal, distraction-free chat application. ([Source Code](https://github.com/AndrewBelt/hack.chat)) `GPL-3.0` `Nodejs`
 - [Hawkpost](https://hawkpost.co) - HawkPost is a web app that lets you create unique links that you can share with a person that desires to send you important information but doesn't know how to encrypt it. The message is encrypted in their browser and sent to your email address. ([Source Code](https://github.com/whitesmith/hawkpost)) `MIT` `Python`
 - [Hubl.in](https://hubl.in/) - WebRTC powered video conference, chat and collaborative editor. ([Source Code](https://github.com/linagora/hublin)) `AGPL-3.0` `Nodejs`
 - [Jitsi Meet](https://jitsi.org/Projects/JitsiMeet) - Jitsi Meet is an OpenSource (MIT) WebRTC Javascript application that uses Jitsi Videobridge to provide high quality, scalable video conferences. ([Source Code](https://github.com/jitsi/jitsi-meet)) `MIT` `Javascript`