[SECURITY] Fedora 21 Update: duplicity-0.6.25-3.fc21

Duplicity incrementally backs up files and directory by encrypting tar-format volumes with GnuPG and uploading them to a remote or local file server. In theory many protocols for connecting to a file server could be supported; so far ssh/scp, local file access, rsync, ftp, HSI, WebDAV and Amazon ...