Add pewrap.1

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

This man page should say it's pewrap(1), not pesign(1)

Signed-off-by: Peter Jones <pjones@redhat.com>
Add peunwrap(1)

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