Start of rewrite

Based on lockpick_rcm 1.9.0

source/gfx/gfxutils.h

@@ -0,0 +1,13 @@
+#pragma once
+#include "gfx.h"
+
+#define COLOR_WHITE 0xFFFFFFFF
+#define COLOR_DEFAULT 0xFF1B1B1B
+
+#define COLORTORGB(color) (color & 0x00FFFFFF)
+#define SETCOLOR(fg, bg) gfx_con_setcol(fg, 1, bg)
+#define RESETCOLOR SETCOLOR(COLOR_WHITE, COLOR_DEFAULT);
+
+u32 FromRGBtoU32(u8 r, u8 g, u8 b);
+
+void gfx_clearscreen();