install: remove unused substitute for udev rule

Signed-off-by: Alon Bar-Lev <alon.barlev@gmail.com>
install: use customizable udev directory

Signed-off-by: Alon Bar-Lev <alon.barlev@gmail.com>
install: make systemd optional and configurable locations

Signed-off-by: Alon Bar-Lev <alon.barlev@gmail.com>