Makes /human/handle_regular_hud_updates() faster
Created by: MrStonedOne
Here, Have a freebie!
datum vars are O(n) (where n is the number of datum vars) and datum var accessing has some other overheads if the var had never been changed and is on a parent.
Proc vars are O(1) as byond compiles proc vars into an index number so they are array accesses by index,