[master] Pre-release tag prep for 4.4.2b1: version #, copyright etc...

[master] Pre-release tag prep for 4.4.2b1: version #, copyright etc...

 Changes to be committed:
	modified:   LICENSE
	modified:   README
	modified:   RELNOTES
	modified:   client/dhclient.8
	modified:   common/options.c
	modified:   configure
	modified:   configure.ac
	modified:   configure.ac+lt
	modified:   configure.ac-base
	modified:   configure.ac-lt
	modified:   keama/confparse.c
	modified:   keama/keama.8
	modified:   keama/keama.c
	modified:   keama/keama.h
	modified:   keama/options.c
	modified:   keama/parse.c
	modified:   server/dhcpd.c
	modified:   util/bind.sh