Don't polute our namespace with well_known_* struct names.

well_known_* -> efi_well_known_*

Signed-off-by: Peter Jones <pjones@redhat.com>
Add -L to list guids we know.

Signed-off-by: Peter Jones <pjones@redhat.com>
Call it 0.13

Signed-off-by: Peter Jones <pjones@redhat.com>