Map Update

-Reverted HoP office change in #767  (https://dl.dropboxusercontent.com/u/831776/hopdop3.png)
-Tweaked r-walls around Bridge Maint to make it a bit more useful...
-Added more walls to the north side of the AI chamber to plug up the holes you could stand in to hide from the turrets
-Added another table in the prison wing to make it easier to see the items
-Replaced loose tools in armory with a single toolbox
-Replaced electric chair in abandoned satellite with an electropack
-Added a little bit more fluff on centcom
-Tweaked engineering maint a little bit so the camera would no longer be able to see into the dead end
-Added missing multitool to atmos
-Added a darker floor for the HoP office to make it stand out more.
-Replaced a bunch of computers on centcom with fake structures
-Replaced some dead-end doors on centcom with fake turfs. Muh fourth wall!