* Move more tasks to tootctl

- tootctl feeds build
- tootctl feeds clear
- tootctl accounts refresh

Clean up exit codes and help messages

* Move user modifying to tootctl

* Improve user modification through CLI, rename commands

add -> create
mod -> modify
del -> delete

To remove ambiguity

* Fix code style issues

* Fix not being able to unset admin/mod role

* Add --verbose and --dry-run options to CLI interface for removing remote media.

* Fix coding style problem.

* Fix that can't delete media files even if "tootctl media remove" execute when "--background" not attached.

* Revert

This reverts commit 5aa7e09645.

* Change to obtain and pass all columns when "--background" option is false.

* If an Update is signed with known key, skip re-following procedure

Because it means the remote actor did *not* lose their database

* Add CLI method for rotating keys

    bin/tootctl accounts rotate [USERNAME]

Generates a new RSA key per account and sends out an Update activity
signed with the old key.

* Key rotation: Space out Update fan-outs every 5 minutes per 1000 accounts

* Skip suspended accounts in key rotation

bin/tootctl emoji import PATH_TO_TAR

Fix #8435

./bin/tootctl media remove --days 7 --background

Make the old rake task point to it