* AUTHORS: Added Michael Herder and me for pnm. Updated my email
address.
* TODO: Removed pnm entry about adding more options. Added entry about
epson backend freezing when trying to detect non-epson USB scanner.
Added entry about adding contact adresses to .desc files. Added
comment about me working on a sane man page. Removed entry about OS/2
problems in sanei_scsi.c.
* configure configure.in: Removed a newline in --help message.
* backend/pnm.c: Added several options: gamma tables
(-> arrays), resolution option (word list), read only test option
(SANE_CAP_SOFT_DETECT), several options for returning status codes
in sane_read (all of this is from Michael Herder <crapsite@gmx.net>).
Added build version info, print version information in sane_init.
Use ../include/sane/ for includes. Version is 1.0.1.
* backend/pnm.desc: Updated contact info and version.