added eric comments (check all fig and tables are referenced)
added eric comments (check all fig and tables are referenced)

whiplash01/Hyperloop,JustinSGray/Hyperloop,UwHyperloop/Hyperloop,whiplash01/Hyperloop,UwHyperloop/Hyperloop,JustinSGray/Hyperloop,HyperloopTeam/Hyperloop,malachiw7/OpenMDAO-Hyperloop,paulopperman/Hyperloop,jcchin/Hyperloop,kishenr12/Hyperloop,malachiw7/OpenMDAO-Hyperloop,kishenr12/Hyperloop,paulopperman/Hyperloop,HyperloopTeam/Hyperloop,jcchin/Hyperloop