Commented Issue: [CORS] Preflight request failed when there's an HttpOptions route attribute [1050]

This is reported by a customer. See more details here: https://aspnetwebstack.codeplex.com/discussions/441725#editor
Repro attached.
Comments: Fixed: http://aspnetwebstack.codeplex.com/SourceControl/changeset/fb78ccb7ffaad79bb61d8d58e25f69e7ec856bc0