Make the login process more granular with defers
Wizard ui improvements

Hide 'remember' checkbox until the registration succeeds.
Use word wrapping to the successful registration message, to be
more long-username-friendly.
Merge remote-tracking branch 'ivan/bug/2776_wizard-ui-fixes' into develop
Merge remote-tracking branch 'chiiph/feature/granular_login' into develop
pep8