Take advantage of the Model inheritance provided by polymodel.PolyModel to have Club, School, Sponsor, and Organization actually inherit from the Group Model class, rather than being composed via ReferenceProperties. Patch by: Todd Larsen Review by: Pawel Solyga, Sverre Rabbelier, Augie Fackler Review URL: http://codereviews.googleopensourceprograms.com/606

release: "1.1.3"
timestamp: 1220920355
api_versions: ['1']