docs: copy contributors from legacy files to AUTHORS

docs: copy contributors from legacy files to AUTHORS

See bellow who where found to contribute to former packages that
has been merged to util-linux. The list is very likely to be
incomplete.

cfdisk
	Kevin E. Martin <martin@cs.unc.edu>

getopt
	Volker Kuhlmann <v.kuhlmann@elec.canterbury.ac.nz>
	Bob Proulx <rwp@hprwp.fc.hp.com>

agetty
	Peter Orbaek <poe@daimi.aau.dk>

mount/umount
	Doug Quale <quale@saavik.cs.wisc.edu>
	H.J. Lu <hlu@eecs.wsu.edu>
	Rick Sladkey <jrs@world.std.com>
	Stephen Tweedie <sct@dcs.ed.ac.uk>

pg
	Gunnar Ritter <g-r@bigfoot.de>

init/getty/login
	Erik Troan
	Sander van Malssen <svm@kozmix.ow.nl>
	Jesse Thilo <jesse.thilo@pobox.com>
	David Holland <dholland@hcs.harvard.edu>
	Marek Michalkiewicz <marekm@i17linuxb.ists.pwr.wroc.pl>
	Randolph Bentson <bentson@grieg.seaslug.org>
	Gerhard Schneider <gs@ilfb.tuwien.ac.at>
	Gabriel M. Schuyler <schuyler@easiest.com>
	Christoph Lameter <clameter@miriam.fuller.edu>
	Steve Philp
	Eric Rasmussen <ear@usfirst.org>
	Alan Wendt <alan@ezlink.com>
	Ron Sommeling <sommel@sci.kun.nl>
	Juha Laiho <jlaiho@ichaos.nullnet.fi>
	Rickard Faith <faith@cs.unc.edu>
	Alvaro M. Echevarria
	Daniel Quinlan <quinlan@yggdrasil.com>
	Ross Biro <biro@yggdrasil.com>
	Peter Tobias <tobias@server.et-inf.fho-emden.de>
	Scott Telford <st@epcc.ed.ac.uk>
	Jeremy Fitzhardinge <jeremy@suite.sw.oz.au>
	Nicolai Langfeldt <janl@math.uio.no>
	Jaakko Hyvätti <HYVATTI@cc.helsinki.fi>
	Bill Reynolds <bill@goshawk.lanl.gov>
	Christian von Roques <roques@juliet.ka.sub.org>
	Mitchum DSouza
	Daniel Thumim <dthumim@mit.edu>
	Lars Wirzenius
	John Paul Morrison <jmorriso@rflab.ee.ubc.ca>
	Jun Hamano <junio@shadow.twinsun.com>
	Werner Almesberger <almesber@bernina.ethz.ch>
	Rick Sladkey <jrs@world.std.com>
	Anthony Rumble <arumble@extro.ucc.su.OZ.AU>
	Linus Torvalds
	Steven S. Dick <ssd@nevets.oau.org>
	Ed Carp
	Miquel van Smoorenburg <miquels@maestro.htsa.aha.nl>
	Humberto Zuazaga
	Pietro Castelli
	Douglas E. Quale
	Stephen Gallimore
	Tommy Thorn
	Michael Glad <glad@daimi.aau.dk>
	W.Z. Venema
	Peter Orbaek <poe@daimi.aau.dk>

Signed-off-by: Sami Kerola <kerolasa@iki.fi>