added add_crs function and update optional argument

tomalrussell / snkit

spatial networks toolkit (python)

MIT License

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Closed ElcoK closed 5 years ago

ElcoK commented 5 years ago

add_crs function added

for add_ids and add_topology, an optional argument is added to allow for the updating of ids and topology.

tomalrussell commented 5 years ago

Ace! Thanks for the project's first contribution :+1: