Revision notes

20191206: since 1.17.6, /var/www/nextcloud needs to be mounted. not sure why it worked before... also created xpknet and assigned static IP to containers. nginx is on 192.168.188.2 and fpm on 192.168.188.10 20191206: changed to macvlan. nginx is on 192.168.86.3 and fpm on 192.168.86.4