statsgo-cog 1.0.0

This release introduces the core statsgo-cog package. This package provides functions to convert soil data fields in the STATSGO archive from shapefiles to cloud optimized GeoTiffs (COGs). The package contains 3 main commands:

* download: Downloads the STATSGO shapefile archive from ScienceBase
* merge: Merges the shapefile archive into a single shapefile spanning all of the continental US, and
* rasterize: Converts the indicated data field from a shapefile to a COG

Please see the function docstrings and the `examples` folder for detailed usage instructions.