Free pointer to metadata strings.
Free pointer to metadata strings.

Follow up to #145. Thanks, @mwtoews :)

clembou/rasterio,johanvdw/rasterio,kapadia/rasterio,njwilson23/rasterio,kapadia/rasterio,perrygeo/rasterio,johanvdw/rasterio,brendan-ward/rasterio,youngpm/rasterio,clembou/rasterio,njwilson23/rasterio,johanvdw/rasterio,youngpm/rasterio,sgillies/rasterio,brendan-ward/rasterio,brendan-ward/rasterio,clembou/rasterio,njwilson23/rasterio,kapadia/rasterio,perrygeo/rasterio,snorfalorpagus/rasterio,youngpm/rasterio,perrygeo/rasterio