cleaned up, removed warning under MSVC2005 (Level 4)

Mostly related to alignment and unused variables

src/LinearMath/btDefaultMotionState.h

@@ -31,12 +31,7 @@ struct	btDefaultMotionState : public btMotionState
 			m_graphicsWorldTrans = centerOfMassWorldTrans * m_centerOfMassOffset ;
 	}
 
-	///Bullet gives a callback for objects that are about to be deactivated (put asleep)
-	/// You can intercept this callback for your own bookkeeping. 
-	///Also you can return false to disable deactivation for this object this frame.
-	virtual bool deactivationCallback(void*	userPointer) {
-		return true;
-	}
+	
 
 };