Log Message:
Update to 4.81, provided by Soren Jacobsen in PR 19510.
Changes in 4.81 (24 Jun 2002, 202 games)
  * adapted for new pysol-sound-server 3.00
  - fixed some Python 2.2 problems with Spider-type games
  + stay tuned for Pysol 5 with *lots* of improvements :-)
Changes in 4.80 (28 Nov 2001, 202 games)
  * support Python 2.2
Changes in 4.73 (28 Sep 2001, 202 games)
  - fixed rules of Irmgard