added more element tests
added more element tests

nitrogen/nitrogen,joaohf/nitrogen,kevinmontuori/nitrogen,kevinmontuori/nitrogen,kaos/nitrogen,choptastic/nitrogen,choptastic/nitrogen,joaohf/nitrogen,kaos/nitrogen,robsc/nitrogen,joaohf/nitrogen,choptastic/nitrogen,nitrogen/nitrogen,kevinmontuori/nitrogen,stuart-thackray/nitrogen,stuart-thackray/nitrogen,stuart-thackray/nitrogen,nitrogen/nitrogen,robsc/nitrogen