BBcode update and formatting tips

Site had downtime today because I had to change BBcode plugins. The last one stopped working for some reason.

If you aren’t familiar with BBcode, this page goes into how to further format text if you wish to

Discourse also uses Commonmark, so if you aren’t familiar with that and you hate BBcode, you can also use commonmark!
For example, headers are preceded by a hashtag and a space

like this