More Flash Messages

[JVickery-TBS]

feat(views): added more flash messages;

• Added some missing flash messages in view methods.

Proposed fixes:

Adds some missing flash messages from Group views, and one to user api token revoke.

Features:

• includes tests covering changes
• includes updated documentation
• includes user-visible changes
• includes API changes
• includes bugfix for possible backport

Please [X] all the boxes above that apply

[JVickery-TBS]

Just gunna leave these french translations here so I do not lose them. Will add them to Transifex later.

Deleted API token {label}
Jeton d’API supprimé {label}

Organization created.
Organisation créée.

Group created.
Groupe créé.

Organization updated.
Organisation mise à jour.

Group updated.
Groupe mis à jour.

Assigned {username} as a member.
Nommé {username} en tant que membre.

Assigned {username} as an editor.
Nommé {username} en tant que rédacteur(-trice).

Assigned {username} as an admin.
Nommé {username} en tant qu’administrateur(-trice).

View deleted.
Aperçu supprimé.

View updated.
Aperçu mis à jour.

View created.
Aperçu créé.