Up until now it would throw and never set a login status. This would lead
to the login process never completing, and in our case the app-shell
would never show the app and only show a white page.

Instead set the status to logged out and show a notification.

Not just when we aren't logged in. To avoid layout shifts.

This was used to create HTML elements for a shadow dom, but this
is now provided by the scoped-elements mixin via this.createScopedElement().

One way to handle this is enough, so remove this again.
All users have been ported already.

also adds two plural forms that were missing