Battlegroup Update

- Battlegroup mode
- New Story scenario: "Purge"
- Restart mission feature (campaign, Battlegroup)
- German language option
- AI fixes re tabletop bocage rule set
- Armour values restored to unit stats
- "Here They Come" scenario German difficulty adjustment
- Player reinforcements timing fix
- Increased AI deployment variation
- Cloud saves
- "Quick Move" gameplay optional feature
- Soft skinned transport vehicles force morale penalties
- Various Bug fixes and small improvements