Start switching to MySQL.
Product loading works again.
Product machine matrix loading works again.
Work topic loading works again.
Application startup working again.
Fix product CRUD.
Fix product machine CRUD.
Fix area CRUD.
Catch product deletion errors.
Fix work topic CRUD.
Explicitly use booleans internally.
Fix product change standard CRUD.
Document the new time conversion utils.
Fix product change work topic CRUD.
Fix product change CRUD.
Fix typo: workTopic -> work_topic.
Fixup product change work topic creation.
Remove last occurences of SqlException.