Alpha Give engineering inflatable barrier boxes

[HalfdeadKiller]

CM Version (alpha or Regular): Alpha

Summary (a quick, 2-3 sentence summary): Add a few inflatable barrier boxes

Benefits (How this will benefit the server and game as a whole): Would help create airlocks on the sulaco in the event of a phoron leak or breach.

Details (Description of how you think this would work, the benefits, etc): Add them in via map editor

Implementation (Optional, if you have an idea how to implement it): Map Editing

[apophis775]

Good idea. If this wasn't done yet, I'll check into it.