* Revert "Bump version to 2.3.2rc1"

This reverts commit cdf8b92f.

* Revert "Downgrade Dockerfile to Ruby 2.4.3 on Alpine 3.6 (#6806)"

This reverts commit 0074cad4.

* Revert "Handle Mastodon::HostValidationError when pulling remoteable assets (#6782)"

This reverts commit 4a0a19fe.

* Revert "Correct the reference to user's password in mastodon:add_user task (#6800)"

This reverts commit 338bff8b.

* Revert "Upgrade Paperclip to version 6.0.0 (#6754)"

This reverts commit b88fcd53.