Added Vec2, refactored some World stuff
Tons of new stuff, tons of refactors, tons of name updates.
added EditorState details to LayerManager, tweaked WorldEntity base
Made some WorldEntities children of each other where appropriate
Added LR3 build config, moved Geometry to Types
Bleh, tons of updates
Refactored string types, moved extensions, added some LR3-only entities
Fixed a couple of bugs, added version of World
The fuck?