*Spider MMI fleshed out (Verbs added, Flags added, ability to pick up)
*Runtime fix on icecream update_icon() proc
*ventcrawl made global to mobs (for future computability purposes)
*Spider MMI design added to lathes
*Maintenance system added (Machines decay over time, need repairs otherwise they malfunction)
(Currently only vending machines are flagged for malfunctions)