More custom items.

Adds:
/obj/item/weapon/folder/blue/fluff/matthew_riebhardt //Matthew Riebhardt - ZekeSulastin
/obj/item/weapon/reagent_containers/food/drinks/flask/fluff/william_hackett
/obj/item/clothing/tie/fluff/konaa_hirano
/obj/item/clothing/under/fluff/milo_hachert //Field Dress Uniform - Milo Hachert - Commissar_Drew