Hot-fix: PathNode needed import after refactor
Added broken Trie implementation

 - Also incomplete unit tests for it
Adds incomplete PathingTests
Merge branch 'task/unit-testing-v0.1' into task/refactoring-v0.1
Merge branch 'task/refactoring-v0.1' into develop

Conflicts:
	titanium_reindeer/rendering/RepeatFillRenderer.hx
Disabling TrieTests.hx until it works