Merge pull request #28 from VirtualPlanetaryLaboratory/PipInstall

Fixed typos in pip-install.yml

Merge pull request #27 from VirtualPlanetaryLaboratory/PipInstall

Simplified pip-install.yml

Merge pull request #26 from VirtualPlanetaryLaboratory/PipInstall

Changed wheels.yml to pip-install.yml.

downgrade some deps for py36 compat

fix circular deps

silly bug

py3 fix