Also test PHP 7.0 and 7.1 with PostgreSQL
Also test PHP 7.0 and 7.1 with PostgreSQL

Signed-off-by: Benedikt Geissler <33ce088f02f7e5456ee0ade4e7b42876779d1c0e@g5r.eu>

andreas-p/nextcloud-server,nextcloud/server,nextcloud/server,michaelletzgus/nextcloud-server,andreas-p/nextcloud-server,michaelletzgus/nextcloud-server,andreas-p/nextcloud-server,nextcloud/server,michaelletzgus/nextcloud-server,michaelletzgus/nextcloud-server,nextcloud/server,andreas-p/nextcloud-server,andreas-p/nextcloud-server