There is a ReaR option to copy files to the backup with sftp this
"feature" needs the lftp package. This patch adds the lftp package
to be installed when ReaR is installed.
The documentation regarding backup-and-restore was updated, the name
of the role uses underscores and dash. This patch updates the name
of the role on the documentation and modified the underscores with
dashes.
Change-Id: I5435780a280e9a1eecacab488de1f0e5165f430e
(cherry picked from commit 31eec764da)
(cherry picked from commit 11445ff9e5)
06416073a9