Changes for BGS 2.04
* Fix for missing leader casualties in Network play.

Changes for BGS 2.03:
* Fix for snapshot bug.
* More aggressive Auto Defensive Fire.

Changes for BGS 2.02:
* Isolated Routed units melee defend with strength 0.
* Fix for spotting by uncrewed artillery battery.
* Added Turn to phase message in status bar.
* Possible fix for Automated Defensive Fire failures.

Changes for BGS 2.01a:
* Fix for Gunboat 3D graphics.

Changes for BGS 2.01:
* When optional rule for Leader Victory Points is in effect, victory points
  for each leader is added Leader Casualty Dialog.
* Fix for Gunboats not being able to fire.
