0.00_04    2011-03-06

 - Add option to initialize directory.
 - Check previous status before starting backup.

0.00_03    2011-02-25

 - Save messages from all folders recursively.
 - Skip already existing messages.
 - Save application status in JSON.
 - Add verbose option.

0.00_02    2011-02-20

 - Enable developer tests when available.
 - Add usage information.
 - Save INBOX messages into an existing Git repository.

0.00_01    2011-02-13

 - Show new and total number of messages per imap folder.
 - Initial release.