Expanded on an old TG PR, Adds 9 new Chameleon items.

Chameleon Glasses, Exosuit, Gloves, Shoes, Hat, Gun, Mask, Backpack, and Gun.

The Gun does 1 damage and can disguise as any gun.

These new items come in the Chameleon Kit, which replaces and contains the Chameleon Jumpsuit.
Original PR at TG:
https://github.com/tgstation/-tg-station/pull/1827