Backup-all-my-flickr-photos

- Fix bug regarding the naming of `.mp4` videos

- Drop support for Python 2
- New option: --albums: Create album directories and symlink photos there.
(This feature cannot be used on Windows because it needs symlinks)
- New option: --skip-errors: Don't quit on error, but go to the next download
- Improve guessing of file type when downloading videos

- Better error handling of ContentTooShortError
- Small change in output
- Published as a universal wheel

- Fix encoding exception thrown in Python 3
- Fix error related to Content-Disposition header (thanks mherdeg)
- Some metadata changes, especially for the new pypi.org website

- Support both Python 3 and Python 2
- Be more tolerant of network errors
- Improve documentation

- Download GIF files too, instead of throwing an exception
- Be more tolerant of network errors