v1.3

This release fixes the following bugs...

• Can't castle out of check,
• Computer wasn't finding check-mate in some cases.

Also, more options are persisted across invocations.

v1.2

Bug fixes and additional features. Better undo/redo.

v1.1

This new release corrects an oversight to give proper art credit. See the about box.

v1.0

Here is the initial release. Features include:

• Undo/Redo,
• An AI opponent,
• Checker board customization.