Merge branch 'webdav' into 'master'

Webdav + kerberos support using duplicity support

backup notes:
- encryption archive encryption disabled
- retention -  using duplicity defaults: 30 increment backups until 1 full, keep 60 backups(days)

See merge request !1
tree: c037530a03b8c849d4cd68a07a13226b6f604b4b
  1. backupninja/
  2. debian/
  3. metadata/
  4. CHANGELOG.rst
  5. LICENSE
  6. README.rst
  7. VERSION