Python Bindings

[ryanmrichard]

PR Type

• [ ] Breaking change
• [x] Feature
• [ ] Patch

Brief Description

This PR refactors the files and directories so that they match the setup in the dependency projects. This PR also creates a SimDE python module which exports the energy PT.

Not In Scope

Exporting other PTs. Most of the PTs require exporting additional classes from chemist before they can be exported.

PR Checklist

• [x] Is documented
• [x] Is tested
• [x] Adheres to applicable organization standards

TODOs

• [x] Come up with a cleaner way to do Python paths.