Update finsig_dryos.c to find palette buffer & active palette info for more cameras.
Also include code cleanup of finsig_dryos.c.
Custom CHDK palette colors for G10 & IXUS120 from waterwingz:
http://chdk.setepontos.com/index.php?topic=650.msg101456#msg101456
ixus110_sd960: firmware address corrections