[ODE] finite_rot_axis bugfix

[Russ Smith]

> It seems that this change has not found its way into the CVS yet.
> Apart from the redefinition though, irv could also be undefined at
> line 277 if code executiong follows the else statement in line 256.

i've checked in the following fix for this problem:

Index: step.cpp
===================================================================
RCS file: /cvsroot/opende/ode/ode/src/step.cpp,v
retrieving revision 1.27
diff -r1.27 step.cpp
237c237
<       dVector3 frv,irv;               // finite rotation vector
---
>       dVector3 frv;           // finite rotation vector


russ.

-- 
Russell Smith
http://www.q12.org