a3400 updates:
- active area update for DNG (includes dark borders at wide angle)
- add 'Video' button as a possible ALT button
- assign 'Help' button to RAW toggle / shortcut button
- add basic touchscreen support (disabled by default)
ixus115_elph100 updates:
- active area update for DNG (includes dark borders at wide angle)
- CHDK custom palette implemented
- movie mode detection fix (CAM_HAS_MOVIE_DIGEST_MODE)
- increase RAW/DNG numbering reliability
- ARAM configuration instead of EXMEM - JPEG quality won't suffer any more, superfine is now possible
ixus115_elph100 updates:
- JPEG quality override enabled
- improved behaviour after AF scan during movie recording
- enable OSD when Canon shooting menu is active (CAM_SHOW_OSD_IN_SHOOT_MENU)