-fixed: When performing a restart the SW scene drawer's resources should be reset because they are outside the control of higher level containers.

src/d_main.cpp

@@ -2738,6 +2738,7 @@ void D_DoomMain (void)
 		M_SaveDefaults(NULL);			// save config before the restart
 
 		// delete all data that cannot be left until reinitialization
+		screen->CleanForRestart();
 		V_ClearFonts();					// must clear global font pointers
 		ColorSets.Clear();
 		PainFlashes.Clear();