- update README.md
- improve error handling
- splitup functions better
- handle flags ("\Answered \Flagged \Draft \Deleted \Seen \Forwarded") properly (see https://stackoverflow.com/a/28748807)
- configuration options: add default values
- add folder, mail and attachment count
- export: check for file duplicates and handle dupes nicely
- add mode to scan folder structure and report folder sizes sorted by size
- handle commandline arguments
- add prompts for username/password
- ignore eml attachments
- add mail size limit (additionally to attachment limit)
- limit removal on older e-mail (e.g. older than 365d)