* Users list: Cleanups
* Policies: Flip registration settings
* Policies: Add RequireUserApproval setting
* Add approval to user
* Require approval on login and for API key
* API handling
* AccountController cleanups
* Test fix
* Apply suggestions from code review
Co-authored-by: Nicolas Dorier <nicolas.dorier@gmail.com>
* Add missing imports
* Communicate login requirements to user on account creation
* Add login requirements to basic auth handler
* Cleanups and test fix
* Encapsulate approval logic in user service and log approval changes
* Send follow up "Account approved" email
Closes#5656.
* Add notification for admins
* Fix creating a user via the admin view
* Update list: Unify flags into status column, add approve action
* Adjust "Resend email" wording
* Incorporate feedback from code review
* Remove duplicate test server policy reset
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Co-authored-by: Nicolas Dorier <nicolas.dorier@gmail.com>
