Creeper World 4 Demo 2 Update

[knucracker]

The #Creeper World 4 demo has been updated on Steam and includes a new mission!
https://store.steampowered.com/app/848480/Creeper_World_4/

Creeper World 4 Demo (PreBeta 10.2) changes:
- A new mission: Shaka
- Walls
- New unit models
- MiniMap with alerting
- Ambient occlusion visual enhancement (can turn off in settings)
- Additional visibility options
- Cannon targeting tweaks
- 8 Steam achievements
- Minor balancing
- Updated engine