Effect dvd now with subpixel rendering.

include/effect_dvd.h

@@ -4,8 +4,8 @@
 class DvdEffect : public Effect {
 private:
 	Window* window = new Window(0, 0, LED_WIDTH, LED_HEIGHT-6);
-	uint8_t _x = 0;
-	uint8_t _y = 0;
+	saccum78 _x = 0;
+	saccum78 _y = 0;
 	int8_t _x_dir = 1;
 	int8_t _y_dir = 1;
 	CRGB _color;