Corrected issue with crashing game after assigning a commander.
No longer possible to assign commander of different army type.
Fixed issue with infinite events loop for Commie China.
Fixed problems with bad counted supply.
Fixed calculation of bombardment.
Air carriers are not attacking if health is too low anymore.
Units can be switched in places with SHIFT click.
Increased buffer to store naval AI activities.
Time on Sea feature added.
Distance from port feature added.