nq for abyss etc (ie, the magical -<mod> args).
The interface to the message subsystem got a revamp and all the mods to the .c
files reflect this. currently a little ugly, but I plan on abstracting msg
further to clean it up and make it more oo.
checksum.c) and then move the resutlting checksum.c into libs/utils
ditching nq's. Due to net_com.c, qw's libqfnet.a will need to be deleted or
you will get duplicate symbol link errors. Also merge crc.[ch] and move
qfplits.[ch] to their final homes. Also, remove a slightly overzealous use
of "static" in qfplist.[ch].