[vtkusers] [patch] Speed up vtkKdTree::FindClosestPoint()

[sigmunau at idi.ntnu.no]

> Patch is agains current CVS as of 14.30 Norwegian time 01. februrary 2005
Update of patch without the clutter in vtkKdNode.h. Sorry about that. Also
note that the patch is made in the Graphics subfolder of the sources.

Regards

Sigmund Augdal