build: clean
minor refactor
song: use chris01.ogg in every area
move working images out of web/_images
lib update: dartemis_addon => dartemis_toolbox
accept 2 hit against wall before crash (display a red halo)
gamma0: increase cellr to be less difficult
area: add pacman0
display: remove cells from renderable, physics (only used by factory_entities when loading area)
version: 0.11.0