Added kwargs to index method in _base.pyx. The op keyword was not being passed to get_index, and precision was not available to the index method.
Added kwargs to index method in _base.pyx.
The op keyword was not being passed to get_index, and precision was not
available to the index method.

njwilson23/rasterio,kapadia/rasterio,njwilson23/rasterio,brendan-ward/rasterio,kapadia/rasterio,njwilson23/rasterio,brendan-ward/rasterio,kapadia/rasterio,brendan-ward/rasterio