Gadget bag attempt 2

I've upgraded from "unable to merge automatically" to "error checking merge status". If it doesn't work now oh well I quit Github forever.

Adds a bag scientists can use to store large amounts of machine components such as console screens, micro-lasers, scanning modules, etc. Useful for when you want to set up machines across the station without making multiple trips with your pockets overflowing with manipulators or when somebody requests the parts at the RnD desk.