Sprites implementation completed
- smokku
X65 sprites implementation is feature complete.

- up to
8 sprites per raster line
- mono/multicolor sprites
- double-size (X) sprites
- mirror-X / mirror-Y
- width
1-4 bytes
- height up to
65536 lines
- ability to move sprite partially off-screen (
int16 x,y)
- built-in sprite multiplexer