refactor treatment ref to playarea
add and enable the laser surgery
fix de bugz
coroutine animated laser ablation
itween'd lazor particle cancer zapper
Merge branch 'surgery'
fixed length laser beams!
Merge branch 'fixed-length-laser'
Added health bar, tweaked treatment GUI.
Animations work properly, yay!
Fixed Initial Cancer not spawning sometimes
Merge remote-tracking branch 'origin/master' into animations

Conflicts:
	Assets/Environment/PlayArea.cs
Merged master with animations.
Tweaked spawn rates
Took out some unnecessary crap.
Fixed cancer at edge around cancer
merging animations with master
Coroutine for Die() to solve FPS drop
check in guiskins for realz
Merge branch 'master' into GUI

Conflicts:
	Assets/Environment/Environment.unity
	Assets/Environment/PlayArea.cs