First complete pre-release

First complete working release of the package

What's Changed

• Pulling new developments to the main by @rafalopespx in #5
• First release ready README by @rafalopespx in #10

New Contributors

• @rafalopespx made their first contribution in #5

Full Changelog: https://github.com/covid19br/nowcaster/commits/v0.1.0