plainTextToHtml() not needed anymore.
Keep WhoListModel listening for new values.
Do not try to render unsaved product changes.
Filter selection by product change standards.
ProductChangeStandardTabelModel needs not sync.
Enable periodic work.
Periodic work is always STATUS_OPEN.
Fix history dialog close button.
Fix product change list close button.
Allow maximizing product change dialogs.
Allow exporting the product change history.
Lightweight database sorting for the history view.
Allow double clicking cells in the history view.
Let save dialogs default to home directory.
Let the history model follow changes of related models.
Show message box for failed area deletions.
Improve product deletion process.
Allow deleting product changes after a confirmation.
Feedback table model items no longer selectable.
Flag work topics as deleted if still referenced.