Fix Issue 680, compilation error using Visual Studio 2005, service pack 1, quicksort compare function needs to be in a class.

Toggle between GJK and SAT (initializePolyhedralFeatures) in convexDecomposition at easch restart of the demo (spacebar)

Demos/ConvexDecompositionDemo/ConvexDecompositionDemo.h

@@ -64,6 +64,8 @@ public:
 
 	void	exitPhysics();
 
+	virtual void	clientResetScene();
+
 	virtual	~ConvexDecompositionDemo()
 	{
 		exitPhysics();