Made a patch that increases the NLAPI buffer size because otherwise it
doesn't work on v3.8 Linux kernels.  Updated .SlackBuild to apply it.

Signed-off-by: The Doctor <drwho@virtadpt.net>
DNSes don't need to be hardcoded in avahi-daemon.conf.  It does weird
things.

Signed-off-by: The Doctor <drwho@virtadpt.net>