Add License section to Contrib
Add License section to Contrib

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