Update README with Extension Plans

- Add Timeline for sunset
- Add guide page on how to turn on in user's browser

Author: zoracon

README.md

@@ -1,6 +1,12 @@
 [![Build Status](https://travis-ci.com/EFForg/https-everywhere.svg?branch=master)](https://travis-ci.com/EFForg/https-everywhere)
 [![Coverage Status](https://coveralls.io/repos/github/EFForg/https-everywhere/badge.svg?branch=master)](https://coveralls.io/github/EFForg/https-everywhere?branch=master)
 
+# Update on HTTPS Everywhere
+You no longer need HTTPS Everywhere to set HTTPS by default! Major browsers now offer native support for an HTTPS only mode.
+Find out how to turn it on [here](https://www.eff.org/https-everywhere/set-https-default-your-browser).
+
+This extension will be sunset by January 2023.
+
 # Getting Started With HTTPS Everywhere
 
 HTTPS Everywhere is a Firefox, Chrome, and Opera extension that encrypts your communications with many major websites, making your browsing more secure. Encrypt the web: [Install HTTPS Everywhere today](https://www.eff.org/https-everywhere).