Update koha build : 17.11 beta 18
Update koha build : 17.11 beta 18

digibib/koha-docker,digibib/koha-salt-docker,digibib/koha-docker,digibib/koha-docker,digibib/koha-docker,digibib/koha-salt-docker,digibib/koha-salt-docker,digibib/koha-docker,digibib/koha-salt-docker,digibib/koha-salt-docker,digibib/koha-docker