ENH: made JSON output more human-readable
ENH: made JSON output more human-readable

mnicholl/MOSFiT,guillochon/MOSFiT,mnicholl/MOSFiT,guillochon/FriendlyFit,mnicholl/MOSFiT,bmockler/MOSFiT,guillochon/MOSFiT,guillochon/MOSFiT,bmockler/MOSFiT,villrv/MOSFiT,villrv/MOSFiT