Chessbox: ported to c200, also simplify the tile size calculation (thanks to Jens). Just retrieve it from the assigned bmp (same as e.g. Sudoku does), so that there's no need to check for lcd resolution in two different places. Update the manual.

2007-10-19T09:05:18+00:00

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@15202 a1c6a512-1295-4272-9138-f99709370657

rockbox/apps/plugins/bitmaps/native/chessbox_pieces.80x80x16.bmp, branch master