fixed #13: The list of countries was saved in the session as it wasn't updated and a new country was created or an existing one was changed. As a consequence, the list of provinces was not updates either. the list of countries is now updated every time it is needed. I believe the design of this feature can be improved in the future.
Issue #8: Unnecessary table removed from the database creation script.
Issue #8: Unnecessary table removed from other database scripts.
Issue #14: Customisation and internationalization of standard messages and distribution of messages to the fields in the registration form.