fix dependencies

stepmania/src/Screen.h

@@ -12,7 +12,6 @@
 */
 
 #include "RageInput.h"
-#include "RageDisplay.h"
 #include "ActorFrame.h"
 #include "ScreenMessage.h"
 #include "InputFilter.h"

stepmania/src/ScreenGraphicOptions.cpp

@@ -22,6 +22,7 @@
 #include "RageLog.h"
 #include "PrefsManager.h"
 #include "ThemeManager.h"
+#include "RageDisplay.h"
 
 
 enum {

stepmania/src/ScreenManager.cpp

@@ -19,6 +19,7 @@
 #include "RageException.h"
 #include "RageTimer.h"
 #include "ThemeManager.h"
+#include "RageDisplay.h"
 
 
 ScreenManager*	SCREENMAN = NULL;	// global and accessable from anywhere in our program

stepmania/src/ScreenStage.cpp

@@ -24,6 +24,7 @@
 #include "GameState.h"
 #include "RageMusic.h"
 #include "ThemeManager.h"
+#include "RageDisplay.h"
 
 
 #define NEXT_SCREEN			THEME->GetMetric("ScreenStage","NextScreen")