Excavator Liebherr 902 Pack v1.0.0.1

Edit ver. 1.1
- Fixed bucket curling on tracked excavator (was inverted in original)
- Increased dumping speed for all buckets (was too slow with increased capacity)

Edit ver. 1.0
Modifications (both excavator versions):
- Added a manually rotatable and zoomable top cabin camera
- Slightly increased speed
- Slightly increased capacity of all buckets
- Increased fuel consumption (will be noticable with real fuel usage mod)