[ODE] .NET wrapper

[Anselm Hook]

> I feel partial to the 'material' concept that Anselm brought up on this
> list a while back.  Is anyone still working in that direction?  It should
> do away with whatever overhead is involved in the transition from
> unmanaged code to managed and back again, which sounds valuable for
> something that's going to happen many times per world-step.

Yes, let's get a stable ODE wrapper up there and let it bounce around a
bit - and then start to soup it up.

One other wishlist item is your XML grammer.  I wanna be able to have my
race-cars run around underneath the feet of your wallking juice critters
and knock them over!

 - a