Fixes https://github.com/spantaleev/matrix-docker-ansible-deploy/issues/683

I also moved matrix-sms-bridge up to match the order from container-images.md

Related to 69f71f48

Stating "many times" makes me think there is a finite amount of times I can run it before it *will* start causing trouble. But this is not true. So just state it can me ran more than once without causing trouble :)

Fixes #562 (Github Issue)

Fixes #586 (Github Issue)

Related to #583 (Github Issue).

Related to #557 (Github Pull Request).

Related to #540 (Github Pull Request).

https://github.com/matrix-discord/mx-puppet-discord/issues/80

Thanks Sorunome for setting up the automated build

Related to #551 and #555 (Github Pull Requests).

Signed-off-by: Tulir Asokan <tulir@maunium.net>

added docs, added seperate service for database, pr comments

Related to #454 (Github Pull Request).

Related to #425 (Github Pull Request).

This fixes an incorrect indentation in the database specification for
appservice-irc which caused matrix-appservice-irc to refuse to start
with the remarkably unhelpful error message:

```
ERROR:CLI Failed to run bridge.
```

This also updates doc links to the new matrixdotorg repo because the
tedomum repo contains out-of-date documentation.

Related to #339 (Github Pull Request).