[v1.11]
-Medusa, Fathom, Vector, Spectrum and Centaur : fixed bad initialisation
of the extra switch strobe line which could corrupt DIP switch values.
-Harlem Globetrotters, Dolly Parton and Paragon : new sound system and 
new sound files.

[v1.12]
-Kiss, Voltan, Supersonic, Star Trek, The six Million Dollar Man, Lost World 
and Playboy : new sound system and new sound files.
-Fixed the missing "000000" displayed on multiball games when one or more
balls are missing.

[v1.13]
-Eight Ball : fixed outhole solenoid bug.

[v1.14]
-Jungle Lord : removed unexpected sound during start-up and fixed too long
sounds during attract mode.
-Ht Tip, World Cup, Contact, Disco Fever and Phoenix : fixed not working 
Game Adjustments. Neither Diag Start switch, Data enter switch, Function DIP
switch and Data DIP switch were working.
-Rolling Stones : fixed background sound.

[v1.15]
-Replaced the Flash data saving system as data could be lost or corrupted
when some conditions occure. New system is faster, more reliable but not
compatible with the old one. Applying any update from 1.15 and beyond from
any version prior 1.15 will erase all the saved data (settings, scores, ...).
Data on the SD card are not affected.
-Firepower : fixed non blinking right special lamp during attract mode.
-Mr & Ms Pacman : fixed non stopping background sound.
-Dolly Parton : fixed not played 22k and 44k sound during bonus count.
-Fixed non working extra chime sound.

[v1.16]
-Improved the volume adjustment. Each channel has now its own volume and can
be set independently through config files.
-Improved volume adjustment for the jukebox.
-Added sound/speech balance settings in game config files.
-Added a way to set the first ten song of the jukebox playlist thanks to
individual folders (from folder name '0' to '9').
-Mr & Ms Pacman : fixed one sound.
-Elektra : fixed background sound.
-Space Invaders : fixed background sounds.
-Blackout : fixed one sound.
-Centaur : improved echo effect.
-Goldball and Grand Slam : fixed the lamps driving.

[v1.17]
-The Six Million Dollar Man : fixed a crash, it happened when the drop targets
bloc was hit two times and the DIP switch 15 was ON.
-Fixed unexpected jukebox stop when fades are enabled.

[v1.18]
-Fixed issue in SD driver which could reset the system or frezze it during a few
seconds.

[v1.19]
-Freefall : added sounds.

[v1.20]
-Centaur : fixed background sounds.
-Stern games : added all missing sounds.

[v1.21]
-Flight2000 : added one missing sound from left spinner.
-Medusa fixed background and bonus sounds.
-Fixed freeplay routine.

[v1.22]
-Fixed switch issue.

[v1.23]
-Bootloader update.
-Williams System3 to System7 games : added freeplay routine. Set both FUNCTION and
DATA DIP switchs to ON ON ON ON OFF OFF OFF OFF to enable freeplay.

[v1.24]
-Star Trek : fixed 1000 points chime sound.

[v1.25]
-Harlem Globetrotters, Dolly Parton and Paragon : improved some sounds.
-Williams System3 to System6 games : fixed diagnostic and game adjustments.

[v1.26]
-Kiss, Lost World, Play Boy, Star Trek, Supersonic, The 6M$ Man, Voltan : improved sounds.