v1.0
        - Initial public release

v1.1
        - Added sound on/off checkbox to preferences
        - Fixed level design bug in level 57

v1.3
        - Level 57 was still screwed up - IT'S DEFINATELY FIXED NOW!
        - Added memorise / recall function

v1.4
        - Adaptation for our beloved Avigo by Jean-michel Bunouf.

V1.4a   
	- Optimized with Hubert Baumgarten's Optimizer tool (Size=32K instead of 48K !) 
	- 60 different levels provided by Steve Haynal.
	- Fixed bug in EndSequence
	- Added hard keys Page up/down to move help text.
	- Removed Easter egg