--------------- - Fix ProjectAdminForm. - Drop UpdateOnlyStableMixin and UserContextMixin. - Fix projects' get_users method. - Add is_support field to User model. - Add Support role to project and customer roles. - Enable filtering user by customer and project UUID.
--------------- - Drop project groups. - Implement permission mixin, project and customer permissions. - Implement ability to set role deprecation time. - Implement endpoint to get history of authorized personnel by period.