dmi cleanup and fixes
Created by: SkowronX
Fixes https://github.com/d3athrow/vgstation13/issues/3325 so head.dmi can be modified again.
Also cleans up the mob sprites of the rather useless lying down sprites.
Created by: SkowronX
Fixes https://github.com/d3athrow/vgstation13/issues/3325 so head.dmi can be modified again.
Also cleans up the mob sprites of the rather useless lying down sprites.