Fall back to sys.id if no displayField was defined for Content Type.
Fall back to sys.id if no displayField was defined for Content Type.

akfreas/contentful.objc,contentful/contentful.objc,danieleggert/contentful.objc,davidmdavis/contentful.objc,contentful/contentful.objc,danieleggert/contentful.objc,davidmdavis/contentful.objc,akfreas/contentful.objc,danieleggert/contentful.objc,davidmdavis/contentful.objc,akfreas/contentful.objc,contentful/contentful.objc