adding speakers as csv string to email template context
adding speakers as csv string to email template context

PyCon/pycon,njl/pycon,smellman/sotmjp-website,smellman/sotmjp-website,PyCon/pycon,pyconjp/pyconjp-website,Diwahars/pycon,pyconjp/pyconjp-website,Diwahars/pycon,smellman/sotmjp-website,PyCon/pycon,osmfj/sotmjp-website,PyCon/pycon,pyconjp/pyconjp-website,Diwahars/pycon,osmfj/sotmjp-website,njl/pycon,smellman/sotmjp-website,pyconjp/pyconjp-website,njl/pycon,osmfj/sotmjp-website,njl/pycon,osmfj/sotmjp-website,Diwahars/pycon