server doesn't get linked with the network libs yet.
.gitignore: add quakeforge-*.tar.gz (I'm tired of seeing that with ? :)
include/Makefile.am: forgot to add the new x11 related headers
source/makefile.am: move snd_dma.c from cient sources to snd lib and add
snd_null.c
source/cl_sys_unix.c: replace FNDELAY with O_NONBLOCK