- Added: backup save local -> local
- Added: backup save local -> ftp
- Added: backup save ftp -> local
- Added: backup save ftp -> ftp
- Added: backup restore local -> local
- Added: backup restore local -> local
- Added: backup restore local -> local
- Added: backup restore ftp -> local
- Added: backup restore local -> ftp
- Added: backup restore ftp -> ftp
- Modified: first incremental backup is now always full
- Added: documentation