Update getting_started.rst
Update getting_started.rst
villrv/MOSFiT,guillochon/MOSFiT,guillochon/MOSFiT,guillochon/FriendlyFit,mnicholl/MOSFiT,villrv/MOSFiT,mnicholl/MOSFiT,bmockler/MOSFiT,mnicholl/MOSFiT,guillochon/MOSFiT,bmockler/MOSFiT