1.2
2016-08-09
Improved compatibility with recent versions of OS X.
Now requires macOS 10.9 or newer.
Various minor bug fixes.
1.1
2011-09-27
The board can now be resized.
Added Solve One Cell hint.
Added glossary entries.
Added manual coloring.
Added next tutorial menu at end of tutorials & examples.
Holding down shift now inverts pencil mode.
Added empty rectangle support to AIC (neighbors).
Various other minor bug fixes.
1.0.3
2011-05-26
Right mouse click now temporarily reverses pencil mode.
Added Alternating Inference Chain tutorial and examples.
Fixed problems with examples of several of the more complex techniques.
Other minor bug fixes.
1.0.2
2011-02-02
New digit button appearance. Also, digit buttons now turn green when selected, and yellow when the digit is complete.
Added a reset statistics button.
Other minor fixes and improvements.