* removed and renamed SubTypeList
* updated subtype test
* refactored Changeling to be an ability that actually does something
* moved isAllCreatureTypes into SubTypes class
* renamed copyTo method to copyFrom
* added removeAllCreatureTypes where usable
* replaced some subtype methods
* replaced some more subtype methods
* replaced subtype mass add/remove methods
* updated more subtype methods
* fixed some errors
* made common shared creature type predicate
* refactored another card involving subtypes
* Added usage of object attribute in subTypes's write operations;
* Refactor: use same param styles in subtype methods
* Refactor: simplified usage of copy appliers;
* Refactor: fixed code usage in CopyApplier
Co-authored-by: Oleg Agafonov <jaydi85@gmail.com>
* updated Changelings to use setIsAllCreatureTypes
* updated Dr Julius Jumblemorph and Mistform Ultimus to not use changeling
* added test for Mistform Ultimus
* updated effects which give all creature types to controlled creatures
* updated effects which give all creature types to targeted creatures
* Update LoseAllCreatureTypesTargetEffect.java
* updated effects which give all creature types to attached creatures
* Update EgoErasure.java
* added another test for changelings
* updated two tokens I left out before
* updated hasSubtype
* updated shareCreatureTypes
* fixed an incorrect test
* cleaned up some cards which check for shared creature types
* added new changeling test
* fixed issue with shareCreatureTypes
* fixed a text issue
* added new tests for subtype effects
* various individual card fixes and cleanups
* fixed and updated various effects
* many more fixes
* a few more fixes
* added test for One with the Stars
* added changeling verify test
* updated effects which add additional subtypes
* more miscellaneous fixes
* added additional test
* some fixes for card type checks
* updated methods for adding types to make it easier to avoid duplicates and illegal additions
* small test update
* fixed a recursive loop issue
* fixed another error
* fixed it for real this time
* streamlined type removal process
* streamlined subtype set generation
