Development

Closes #37 et #38

See merge request !21

Fix #37 Add X-Content-Type-Options, X-XSS-Protection and X-Frame-Options headers

See merge request !20

Import URL by JSON upload

See merge request !19

Usage:
  script/lstu url --info <short>           Print infos about the URL
  script/lstu url --remove <short> [--yes] Remove URL (ask for confirmation unless --yes is given)
                                           Will print infos about URL before confirmation
  script/lstu url --url <url>              Search URL by its true URL (like match)

- Use woff2 format for Henny Penny font
- CSS concatenation