Refactored sk_region_create so that it functions as intended.
Added MCWorld so that the location arrays do not require a world argument in order to work (which was defeating the purpose of specifying a world as arg[0]).
Revert "Refactored sk_region_create so that it functions as intended. Added MCWorld so that the location arrays do not require a world argument in order to work (which was defeating the purpose of specifying a world as arg[0])."

This reverts commit dbc5a07c060b51037c75191d96a8b303b3544372.
Refactored sk_region_create so that it functions as intended.
Added MCWorld so that the location arrays do not require a world argument in order to work (which was defeating the purpose of specifying a world as arg[0]).