* Update Gemfile

* Update README.md

happy new year 🎉

* Update package.json

* Update README.md

The introductory paragraph has been edited to be more cohesive.

fix a spelling error

This is so incredibly small, but assuming this is a needed change. Might want to check year in other files.

* Improve README

* Update README.md

* Update README.md

* Update README.md

* Update README.md

It was still linking to Travis, oops.

Add link to quick start guide, link to general documentation, fix link to list of servers, remove Liberapay

* Add license info to README

* Reference AUTHORS file

Signed-off-by: Marcin Mikołajczak <me@m4sk.in>

and change badge's URI to https

Signed-off-by: Marcin Mikołajczak <me@m4sk.in>

* Remove docker guide and put it in docs repo

* Move tasks to docs repo

* Move requirements to contributing doc

* Move advice about tagged releases to docs repo

* Move local domain and host config to docs repo

* Link to related tech

In current order, docker-compose build results in
ERROR: Couldn't find env file: /a/hopt/mastodon/.env.production

Re-ordered the steps so it doesn't read "Do this, but first, do this
other step"
Added note about keeping the REDIS and DB settings as they are for
Docker use
Add which variables you will NEED to set to make the Mastodon work
Add how to generate the secrets
Add how to connect to your Mastodon
Add a note to read the Production-guide