Merge "BaR doc update + lftp missing package" into stable/train

doc/source/roles/role-backup-and-restore.rst

@@ -83,7 +83,7 @@ Now we create the playbook to create the actual backup.
     tasks:
       - name: Backup ceph authentication role
         include_role:
-          name: backup_and_restore
+          name: backup-and-restore
           tasks_from: ceph_authentication
         tags:
         -  bar_create_recover_image

molecule-requirements.txt

@@ -1,5 +1,4 @@
 # this is required for the molecule jobs
-ansible
 ansi2html
 docker
 pytest

tripleo_ansible/roles/backup-and-restore/vars/redhat.yml

@@ -26,5 +26,6 @@ tripleo_backup_and_restore_rear_packages:
   - syslinux
   - genisoimage
   - nfs-utils
+  - lftp
 tripleo_backup_and_restore_nfs_packages:
   - nfs-utils