Head and body rotation, done right
Add arms, do rotations correctly. Debug code on spawns and splash screen.
Animate the arms
Modify the materials.
Remove debug code
Added jump animations
Merge branch 'master' into model-animations

Conflicts:
	client/js/world.js
	server/game.go
Remove flag that doesn't work with old go
Fix some merge damage
Correct the time scale and rename a few variables so they're clear
A non-throttled ray cast and log can cause massive lag.
Rename Rot to Look, adjusted the model hight / locations so you actually
look into their eyes.
Rename rot var to look var
Go fmt
A bit of cleanup in entity.js.
Merge pull request #115 from crazy2be/model-animations

Model animations
Merge.
Fixed how GEOM calculates if the entity is moving, the old code was fine, as if it was intelligent I would still have to had to rewrite it, the merge just would have been annoying.
Arg, treated ms as s, and messed the code up.
Got entity movement animations fully? working.