Use Init() for all screens, so we can set state before the base class

members are loaded--they'll see resets, score finalization, etc.  It
also results in smaller code, due to a g++ bug that causes constructors
to be emitted several times.

stepmania/src/ScreenTestSound.cpp

@@ -9,6 +9,12 @@
 REGISTER_SCREEN_CLASS( ScreenTestSound );
 ScreenTestSound::ScreenTestSound( CString sClassName ) : Screen( sClassName )
 {	
+}
+
+void ScreenTestSound::Init()
+{
+	Screen::Init();
+
 	this->AddChild(&HEEEEEEEEELP);
 
 	HEEEEEEEEELP.SetXY(450, 400);