Method: MOVE_OLD
Method: DELETE_CHECKLIST_ITEM
Method: MOVE
Method: CONSTRUCTOR
Method: ADJUST_SORT_NUMBERS
Method: REGISTER_SORT_NUMBER_OVERALL
Method: UNREGISTER_SORT_NUMBER_OVERALL
Method: REASSIGN_SORT_NUMBERS_OVERALL
Method: UNREGISTER_SORT_NUMBER
Method: REGISTER_SORT_NUMBER
Method: REASSIGN_SORT_NUMBERS
Method: ADJUST_SORT_NUMBER_OF_COLL
Method: ADJUST_SORT_NUMBER_OF_CKREF