Added in darkness death in the G.R.U.E. room.
Made prisoner behave correctly with the gas mask being on him.
Fixed issue where player could put the gas mask on themselves.  We didn't want this to happen.
Added some default descriptions of some of the objects.
Added the cell door as a prop.
Added some overrides for the player's description.
Changed the darkness defaults.
Removed un-needed subs (lookmesub).
Added more description around the door between the cell and the detention level.