v2.0.0: Add new routes and use NWS API for metars.

- Fix metar functions.
- Add temp unit option to metar and conditions.
- Migrate to GitHub actions.
- Use F strings.
- New route, get stations for WFO.
- New route, get station info.
- New route, get WFO info.
- New route, get conditions (alias to decoded metar).
- Consolidate and update documentation.

v1.4.0

• Move docs to GitHub Pages.
• Add endpoint to retrieve the list of WFOs.
• Migrate license back to MIT.
• Remove f'strings and use ordered dict to support py3.4 and 3.5.

v1.3.1

Bump version: 1.3.0 → 1.3.1

v1.3.0

• Switch to ArcGIS for geocoding.
• Cleanup exception messages.
• Fix metar and products API.
• Fix tests for geopy changes.
• Make readme gif url absolute for use in pypi.
• Add long description content type to setup.
• Convert docs to md for PyPI compatibility.

v1.2.0

• Remove asserts.
• Account for dictionary values in decoded metar.

v1.1.0

• Update readme.
• Cleanup exception handling.
• Add unit and integration tests with vcrpy.
• Cleanup flake8 warnings.
• Add config for travis integration testing.