Log Message:
pysolfc: updated to 2.21.0

v2.21.0

Ten new games.
Compatibility with Pillow 10.0.
Several new display options.
Bugfixes and enhancements.

v2.20.1

The release packages have been updated to use the latest version of Python, and \ 
all the dependent libraries.
New alternate release packages for Windows and Mac that include the full \ 
cardsets library (these are larger and may take longer to download/install).
Bugfixes and other enhancements.

v2.20.0

Over 40 new games, bringing the total to 1,200!
Memory games can now use any type of cardset, including new Matching type cardsets.
New options in the Solitaire Wizard.
Additional documentation for a number of PySol's features.
Bugfixes and other enhancements.