Features:
* Re-implemented enemy navigation system for vastly smoother, more intelligent, and less resource-intensive enemy movement. No more nerds getting hung up behind obstacles. Pff.
* Enjoy higher FPS from performance-optimised ground material.
* Upgraded to Godot engine 3.5.1. Woot.

Bug fixes:
* Consistent game summary dialog size when flipping between tabs.
* Now with 30% more horse meat. Just kidding. Does anybody read these?