Crystaroller Stairs fixed
More Full ER support
Added DungeonGen check for hangers without enough hooks
DungeonGen doesn't consider BK door problems unless starting from origin
--This could cause some longer gen times - as the origin is hooked up last
Skull 3 Exit - attempt to fix
Sucessfully de-coupling of Big Key doors with dumb small key doors behind
Added a bit to trap door fixer so that we can hit the 3rd door in the door list
Added door list position info
Fixed graphics between HC/Sewers and cross dungeons.
Added base work for spiral staircases in HC/Eastern. (More data needed for other dungeons.)
Added new region to deal with push blocks in Sewers Secret Room
Refactored asm to be in multiple files.
