case instead of test where appropriate, since case allows case is a sh builtin and (as a side-effect) allows case-insensitivity. Changes discussed on freebsd-hackers. Submitted by: Doug Barton <Doug@gorean.org>
as necessary (for half-assed upgrades).
more opportunities for overriding. Clean up /etc/rc ( remove conf_dir, remove startup mount special cases, remove other special cases )