General:
- Added a toggle to the Machine Designer to auto arrange groups
- Improved GPU performance by implementing LODs for scene items

Bugs Fixed:
- Fixed enemy drone flight calculation bug
- Fixed machine efficiency not updating when machine is switched
- Fixed rocket launcher preview placement bug
- Fixed missing placement colliders for the large-wheel and fuel tanker parts
- Fixed blueprint load failure after previewing machine without printing it
- Fixed a crash when loading a game from the main menu
- And a few smaller bugs