Fix issue in build with mb script.

Signed-off-by: Marko Saukko <marko.saukko@jollamobile.com>
Make it possible to give any values on flavour groups.

Signed-off-by: Marko Saukko <marko.saukko@jollamobile.com>
Remove uid hack used with n950-n9/n900.

Signed-off-by: Marko Saukko <marko.saukko@jollamobile.com>