Set debug drawer for demo

Fixed issue with toggle of activation in the DemoApplication
added hint/todo for Win32ThreadSupport

Demos/CcdPhysicsDemo/main.cpp

@@ -15,7 +15,10 @@ subject to the following restrictions:
 
 #include "CcdPhysicsDemo.h"
 #include "GlutStuff.h"
+#include "GLDebugDrawer.h"
+#include "btBulletDynamicsCommon.h"
 
+GLDebugDrawer	gDebugDrawer;
 
 int main(int argc,char** argv)
 {
@@ -23,6 +26,7 @@ int main(int argc,char** argv)
 	CcdPhysicsDemo* ccdDemo = new CcdPhysicsDemo();
 
 	ccdDemo->initPhysics();
+	ccdDemo->getDynamicsWorld()->setDebugDrawer(&gDebugDrawer);
 
 
 	return glutmain(argc, argv,640,480,"Bullet Physics Demo. http://bullet.sf.net",ccdDemo);