ATA mkIII first official patches - please test!

[Randy Bush]

[ stable removed, as i am not ]

> Seriously, my T30 seems happier, too, although time will tell
> since it was not nearly as unhappy as yours was.

so far
  o no crash on boot
  o boots without those looooong pauses (well, still long
    pause while it farbles usb)
  o built kernel and world using new kernel

so i am doing some buildworlds, a portupgrde (gotta love
when perl cranks a version), and some makes to see how
it stands up

randy