1.5.1

This release includes:

Features

mapbox: adding the new worldview parameter to the forward and reverse geocode parameters (#77) (cfc987c)
here: adding new parameters to the different geocoding requests (#78) (fd96319)
bing: adding a missing culture parameter for Bing (#82) (2fc79ac)

Bug Fixes

here: fixing an issue where using an invariant culture leads to an empty language in the query string (#83) (176aca9)