Made air alarms non-retarded again.  If you readd the Central Atmos Control thing again, it should work instantly. Also made firedoors deploy during atmos alarms, and made it so people need to actually answer a dialog box to open if they are powered and the area is locked down.
Finishing touches on Air Alarms, Firedoors, and Central Atmos Control
Merge pull request #2142 from SkyMarshal/bugfixes

Atmos Alarms, Fire Doors, and Central Atmos Control