Removed no longer required functions
Remove no longer required functions.
Added improved magazine loading through the Select UI.
fixed loading and unloading items from/into vehicles
preventInteractions class and functions
prevent multiple players from interacting with an object at once
Merge pull request #552 from CorruptedHeart/VehicleMagazine

Vehicle magazine
merged together logistics, repair, static weapons and drag
removed obsolete files
unified UAVs, Wirecutter and Logistics
removed obsolete stuff
removed more obsolete stuff
merged engine delay with vehicles
stop interactons if the target moves to much
Current weight in numbers in inventory, fixed #332
Fixed default parameters.
Removed useless junk