Selection class; goal is survival
refactor isSurviving into vision
notion of step() taking time
unit info has bars; units have names and affects
Fix going home bug; render thought function
Renderer and EntityQueue into their own files
World to its own file
remove unused functions
balance affect values
fix bug when all units die
house view
compute closest walkable spot for walking
addEntity fits entities into the closest available spot
made map huge; fix renderer camera property
Notion of level of safety; optimize tile visibility
Minimap (asset loading bug right now)