short-to-mid term plan for improving docs, structure, and formatting

[jGaboardi]

Following #279, we should focus back on:

• exposing & documenting current functionality
  • [ ] #101
    • skater 9a74373
  • [ ] #170
  • [x] #172 (eec3ab2)
  • [ ] #173
  • [x] #269
• rerun all notebooks and the binder to ensure functional
  • [x] #276
  • [x] #278
• automate formatting standards, etc.
  • [ ] #210
  • add linting to CI and pre-commit
    • black, isort, flake8
    • see momepy as an example