TRUNK-4565 - Null Pointer Exception for some DrugOrders TRUNK-4565 - andreweskeclarke - NullPointer can still happen if the DB row has a null value, replace mixed up booleans
TRUNK-4565 - andreweskeclarke - Use appropriate clone for discontinue test
TRUNK-4565 - andreweskeclarke - When comparing DrugOrder drugs during dicontinuations, check if both should be null, otherwise check both for equality
