Changes
/* DONE : FAT32 fragmented files support */
To fix that, FAT32 not fragmented files need to be supported.
=== DONE : stereo sound output ===
Sound chip was modified in order to get channel A+B at left, and channel B+C at right.
It was tested OK using [http://www.grimware.org/doku.php/documentations/software/starkos/start STarKos 1.21] sound tracker (track "Carpet")
== Agile method ==
