TODO revision bd20bada37d55f1a747d7bc797e18f990cb9cdfe
o convert firmware.sh to C
o add DVB variables to kernel (patch merged in v4l tree), drop the
shell script rule
o "udevadm control" commands will only accept the --<command> syntax
o symlink names to udevadm will no longer be resolved to old command names
o get distros to agree on a default set of rules