API_OX urls on https
Improve template / in case of no affiliaiton
Removed legacy SpeakerQuickAdd form
Merge branch 'master' into fix-event-form

* master:
  Removed legacy SpeakerQuickAdd form
  Improve template / in case of no affiliaiton
  API_OX urls on https
Fix topics/speakers by providing initial data
Topics/Speakers do not create if relation with Event already exists
Added comment explainingn commit=False
Fixed tests and JS after updating the group field in 65e697eeedd64e1d3f88319d5e2585d5614d653e
Added test on "Save and add another talk"