Actually we want to keep script as simple as possible, not cluttering it with lots of settings and fields. It really brings more questions to some customers.
Regarding custom headers, noindex header. currently some headers are handled in theme. for example noindex meta can be set on theme files.
Similar situation is valid for title, description, keyword meta tags. so you can duplicate theme to other folder, and edit info.php file. then customize those header elements.
Page type can be read by variable $page_type; you can check what value passed to it from /sys/app/Controllers/IndexController.php