Fix CORS for additional_lookup urls.
Fix CORS for additional_lookup urls.

Currently OPTIONS are not handled within the app
so there are no CORS related headers in the response.

pjs7678/eve,superdesk/eve,sebest/eve,stratosgear/eve,kynan/eve,EasonYi/eve,opticode/eve,mcreenan/eve,julianhille/eve,yanyanqin/eve,mugurrus/eve,elpoisterio/eve,amagdas/eve,hustlzp/eve,jzorrof/eve,eduardomb/eve,bcrochet/eve,matthieuprat/eve,kidaa/eve,kalbasit/eve