man/: add manual page and Makefile

Signed-off-by: Jari Aalto <jari.aalto@cante.net>
Makefile: new. Install as proper package

Signed-off-by: Jari Aalto <jari.aalto@cante.net>
Update Copyright: add Benjamin, update Peter's address

Signed-off-by: Jari Aalto <jari.aalto@cante.net>