With the exception of use in three quotes as well as our inlcuded copy
of the GPL, all use of the Free Software Foundation's postal address
has been removed.
Re #320.
Thomas Soumarmon <soumarmt@nerim.net>. Changed to use sanei_usb instead of
direct /dev/usb/scanner access. Added manual page. Fixed some portablility
issues and some warnings. Added SANE headers.