naive: L2 csv swap lists to maps
naive: L2 csv swap lists to maps

was using lists in a few places where maps would be more appropriate.
should probably actually be ordered maps but this is wip

urbit/urbit,ngzax/urbit,ngzax/urbit,urbit/urbit,ngzax/urbit,urbit/urbit,urbit/urbit,ngzax/urbit,ngzax/urbit,urbit/urbit,urbit/urbit,urbit/urbit,ngzax/urbit,ngzax/urbit