Makes Supply Pack datums no longer garbage collect. Prevents them from making artifacts like mulebot #3. Fixes issue #137.

Moves the supply shuttle controller to the controller folder and adds its creation to the new proc of the master controller.
Also, makes the supply shuttle make supply packs on new instead process.
Merge branch 'master' of https://github.com/tgstation/-tg-station into Supplypacks
fixes a error I made when merging.
[MAP] Turns theater backroom into a proper dressing room.

-Clown's crayons removed from backpack, they now spawn in the dressing room.
-Science lounge un-fortified; walls are normal walls, APC is in maintenance like other low-security areas. This should make it an interesting weak-point. :)
-Fixes a few minor wiring errors near the vault and in the HoP office.
Merge pull request #1335 from KazeEspada/supplypacks

Fixes issue #137
Merge pull request #1382 from Cheridan/DressingRoom

[MAP] Turns theater backroom into a proper dressing room.