Using comma as the delimiter for CSV export instead of semicolon.

Exporting all the fields of a project item to CSV.

Using double quote instead of single quote when exporting to CSV.

Ask if file should be overwritten when exporting to CSV.

Project name is saved when the application is closed.

The running project item wasn't displayed correctly if the project was closed and reopened.

The timer's state wasn't updated correctly if an item was invoiced or it's invoice was deleted.