* add switches to advanced even type settings * only show switches when workflow is enabled * check in event type update handler if user is allowed to disable standard emails * don't send emails if disabled * make sure emails can't be disabled if no workflow exist * send workflow emails to all attendees * code clean up * add translations * always send to all attendees when scheduling reminders * change text --------- Co-authored-by: CarinaWolli <wollencarina@gmail.com>