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
Fixed clock -> process_time for Python 3.8
Fixed interior blocked doors
Vanilla logical connections for Ice Cross (Push block)
Dungeon entrance enhancement for TR, Skull, HC (Standard)
Kill on invalid dungeons during key door shuffle
Key logic improvements (Smallkey restrictions, Logic Min/Logic Max for key doors, Big Chest doesn't count for small keys if BK not found yet)
Key door candidate now accounts for "overworld" dungeon traversal
Path checking added some Crystal Logic (Blind's Cell to Boss mostly)
Kill on dungeon gen if taking too long
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
* Update Swordless rom writes
* Remove swordless as possible mode in ItemList.py
* Fix inverted HC Ledge access
Added collection state helper methods for determining lw/dw access
Restricted locations where Link's House can be in inverted
Dark Sanc and Link's House can no longer be at the back of Skull Woods
Fixed minor error in inverted bunny rules
* Update Link's House Shuffling in inverted insanity
* More isolated entrances not to put Link's House at
* Fix Link's House in dungeons shuffles
* More dungeons shuffle stuff I forgot
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.
Bug with doors with offset 2 going to doors with offset 2 was fixed in asm.
Refactor asm code to use Y as 2nd index, which cleaned up code.
Also learned the phb:phk:plb ... plb trick (cleaner than what I was doing)
