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/ScreenTestInput.cpp

@@ -15,7 +15,11 @@ REGISTER_SCREEN_CLASS( ScreenTestInput );
 ScreenTestInput::ScreenTestInput( CString sClassName ) : ScreenWithMenuElements( sClassName )
 {
 	LOG->Trace( "ScreenTestInput::ScreenTestInput()" );
-	
+}
+
+void ScreenTestInput::Init()
+{
+	ScreenWithMenuElements::Init();
 
 	m_textInputs.LoadFromFont( THEME->GetPathF("Common","normal") );
 	m_textInputs.SetText( "" );