Blitzkrieg 2 Retail 1.21

Патч для Blitzkrieg 2 версии 1.21. Список изменений:
- Random opponent tooltip added to the multiplayer menu
- Units in the encyclopedia are now always shown in high resolution
- Nival.net checks email addresses to ensure valid formatting
- Improved vehicle pathfinding, especially when traversing plateaus
- Damage indicators improved for key buildings in multiplayer
- Fixed game crashes when players cannot connect to Nival.net
- Added missing tooltips