make sure aligned structures/classes use the btAlignedAlloc/btAlignedFree, by overriding the operator new/delete for that struct/class.

integrated some contributions from IBM Germany for libspe2

src/BulletCollision/CollisionDispatch/btCollisionObject.h

@@ -28,6 +28,7 @@ subject to the following restrictions:
 struct	btBroadphaseProxy;
 class	btCollisionShape;
 #include "LinearMath/btMotionState.h"
+#include "LinearMath/btAlignedAllocator.h"
 
 
 
@@ -89,6 +90,8 @@ protected:
 
 public:
 
+	BT_DECLARE_ALIGNED_ALLOCATOR();
+
 	enum CollisionFlags
 	{
 		CF_STATIC_OBJECT= 1,