Fix service_owners returns owners from assigned service (#194)
Fix service_owners returns owners from assigned service (#194)


dominikkowalski/django-powerdns-dnssec,allegro/django-powerdns-dnssec,allegro/django-powerdns-dnssec,dominikkowalski/django-powerdns-dnssec,allegro/django-powerdns-dnssec,dominikkowalski/django-powerdns-dnssec,dominikkowalski/django-powerdns-dnssec,dominikkowalski/django-powerdns-dnssec,allegro/django-powerdns-dnssec