Strategic Command 2 Blitzkrieg v1.07 German Patch

- fixed a network/client campaign selection and script toggle error
- fixed a rebuild error for minor HQs
- fixed an AI land unit movement
- fixed a purchase unit bug where the game engine was not repurchasing (repurchaseable) minor units that had been previously destroyed with supply > 5
- added some additional AI purchase logic for when the AI has a sizeable bank account. AI will attempt to make additional purchases as outlined
in the PURCHASE script in order to exhaust available MPP as well as to max out available upgrades when making these special unit purchases
- added some additional AI research logic for when the AI has a sizeable bank account. AI will attempt to make additional research investments as outlined
in the RESEARCH script in order to exhaust available MPP
- fixed a paratroop bug that allowed prepared paratroops from inactive majors to attack active countries
- added a surprise unit combat for transports that embark and reveal a hidden naval unit
- fixed a fortress/fortification overrun bug
- DirectX installation error corrected as was mostly seen on Vista installations