This will not add the OP to the `to` field anymore when going from
public to private.

Unlike concatenating strings, this makes sure everything is escaped.
Tests had to be changed because Phoenix.HTML runs attributes through
Enum.sort before generation for whatever reason.

It moves bbcode to bbcode_pleroma as the former is owned by kaniini
and transfering ownership wasn't done in a timely manner.

Closes: #1374
Closes: #1375

It moves bbcode to bbcode_pleroma as the former is owned by kaniini
and transfering ownership wasn't done in a timely manner.

Closes: #1374
Closes: #1375

Done via the following command:
git diff fcd5dd25 --stat --name-only | xargs sed -i '/Pleroma Authors/c# Copyright © 2017-2020 Pleroma Authors <https:\/\/pleroma.social\/>'

The setting is now simply "attachment_links" and the boolean value does
what you expect. A double negative is never possible and describing the
functionality is no longer a philospher's worst nightmare.

Done via the following command:
git diff 1e6c102b --stat --name-only | cat - | xargs sed -i 's/2017-2018 Pleroma Authors/2017-2019 Pleroma Authors/'

This reverts merge request !1504