security/letsencrypt.sh: Update to 0.2.0
- Update to version 0.2.0
- Add documentation
- Moved example files
Reviewed by: Sascha Holzleiter <sascha@root-login.org> (maintainer)
Approved by: Sascha Holzleiter <sascha@root-login.org> (maintainer)
Differential Revision: D6494