[ODE] test_ode and capped cylinders

[skjold@cistron.nl]

> Thanks for your answer.
> 
> skjold@cistron.nl wrote:
> > The problem is, you can set an initial direction for the capped cylinder
>  > mass, but not for the capped cylinder geometry.
> 
> OK. Then I don't reallly see the point in being able to specify an 
> initial direction for the mass at all. Would you ever want to have 
> different directions for a body and its mass?

I don't think so, assuming physical correctness is a prerequisite.