Updating savings list
Added comments to describe loops
added finding the right location to add in the savings list
added new location leg to tour primative
removed previous return home leg from tour_primative
Forgot to add in new return leg. Now added
changed get route distance to route time. Added computing code.
Removed update end points and added end point updating to get_route
added migration to save trip type and created method for it
added trip_leg order position
added type setting after both get_route models