Added new functionality to Geocoder class.
Main updates:
- Created a new Process method for the Geocoder class to better managed the geocoding process in a data pipeline.
- Created a new Merge Data method for the Geocoder class that simplifies the merge process of the new geocoded data to the existing data in the pipeline.
- Fixed bugs with utils.
**Full Changelog**: https://github.com/ClayGendron/usgeocoder/compare/v0.1.5...v0.2