explicit override keyword for from_json and to_json geometries methods
explicit override keyword for from_json and to_json geometries methods

gitesei/faunus,bjornstenqvist/faunus,bjornstenqvist/faunus,mlund/faunus,gitesei/faunus,bjornstenqvist/faunus,mlund/faunus,mlund/faunus,gitesei/faunus