default live
        label live
          menu label ^Start Kubuntu
          kernel /casper/vmlinuz.efi
          append  file=/cdrom/preseed/kubuntu.seed boot=casper noninteractive initrd=/casper/initrd.lz quiet splash --

d-i finish-install/reboot_in_progress note
d-i debian-installer/exit/halt boolean true
d-i debian-installer/exit/poweroff boolean true

ubiquity ubiquity/reboot boolean true
  ubiquity ubiquity/poweroff boolean true