A4000 set_led update from nafraf:
http://chdk.setepontos.com/index.php?topic=650.msg97606#msg97606
make DNG clean cache appropriately when cached raw buffer used
turn raw buffer cached on by default, don't clear when platform ID changes
A810 & A1300 camera_set_led update from nafraf:
http://chdk.setepontos.com/index.php?topic=650.msg97660#msg97660
ixus60_sd600: correction of several buffer addresses (tested on 100a, see http://chdk.setepontos.com/index.php?topic=6231.msg97700#msg97700 and the followups)
SX50HS updates from nafraf:
http://chdk.setepontos.com/index.php?topic=650.msg97740#msg97740
S100 1.02a port from nafraf:
http://chdk.setepontos.com/index.php?topic=650.msg97916#msg97916
Update finsig_dryos.c for DryOS R52 (A1400).
New dancing bits entry for R52.