0.01 - First release
0.02 - Cleaned up some code. Added POD docs
0.03 - Added exception-dates.
0.04 - Completed the menus for all choices.
Added some coloring to get user attention while building the model.
0.05 - Left aligned all the labels.
Now you can drag from the preview and drop into the exceptions list.
0.06 - Moved a lot of code into Gtk2::Ex::CalendarButton