Update default gitignore
Update default gitignore

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