* Start with self deleting account
* Moved deleting user content and activity out of moderator hierarchy
* Added tests for the users delete services
* Tests for Users::DeleteComments
* User self-deletion (start)
* Some tests for user self-delete
* Specs for user self-deletion
* Test flash settings on users delete
* Added basic specs for the Users::DeleteJob
* Send notification when a user was destroyed
* Rename Users::DeleteJob to SelfDelete
* Change texts about self-deletion
* Fix users delete job spec
* Rescue and log exceptions while self-deleting user
* Added visible flash notices after deleting user
* Remove unneeded css for flash notice
* Fix link to a ghost account
* Remove redundant css
* Added github and twitter oauth apps links
* Change format of user preferred languages
* Make sure user language settings are set by default
* Add missing expect to the user spec
* Fix users/misc template
* Move existing languages to a constant
* Remove commented user code
* Move languages out of User model
* Update preferred languages accordingly to the available languages
* Set user estimated language only if the language is available
* Fix Portuguese spelling #2582
* Move estimating user language logic to a service object
* Call a service from a User#estimate_default_language!
* ActiveJob for estimating default user language
* Call ActiveJob from the User#estimate_default_language
* Handle nil user email when estimating default language
* Switch user.estimate_default_language_without_delay! to estimate_default_language! in specs
