Added object leayer for spikes
Add emitter for pain
Make spikes kill you
Added gibby to death
Added proper spikes to tileset/tilemap
Added WASD controls
Adds batteries to level 0
Introduce battery life, make torch flicker and eventually go out
Collecting batteries partially recharges torch
Makes game world square
Reduce the circle of ambient light around player as battery life goes down
Tweaked background size as well