API update and async
What's Changed
* Fix Linux/Mac OS installation in README by stepanzubkov in https://github.com/deesiigneer/pyspapi/pull/11
* new version by deesiigneer in https://github.com/deesiigneer/pyspapi/pull/15
New Contributors
* stepanzubkov made their first contribution in https://github.com/deesiigneer/pyspapi/pull/11
**Full Changelog**: https://github.com/deesiigneer/pyspapi/compare/2.1.2...3.1.0