Sets upstream.members as empty hash if not set; allows Nginx to show true error. Fixes #2088
Sets upstream.members as empty hash if not set; allows Nginx to show true error. Fixes #2088

mattclegg/puphpet,ikari7789/puphpet,artetecha/puphpet,ikari7789/puphpet,thedeedawg/puphpet,artetecha/puphpet,mattclegg/puphpet,ikari7789/puphpet,ikari7789/puphpet,thedeedawg/puphpet,thedeedawg/puphpet,thedeedawg/puphpet,artetecha/puphpet,mattclegg/puphpet,mattclegg/puphpet,artetecha/puphpet,mattclegg/puphpet,thedeedawg/puphpet,ikari7789/puphpet,artetecha/puphpet