Hook into ASSIST?

[mkelley]

This is a request for

• a new feature
• an enhancement to existing sbpy functionality
• somethings else: [explain here]

The requested changes will be implemented by

• me
• the sbpy developers

High-level concept
Consider providing interface with ASSIST: https://assist.readthedocs.io/en/latest/

Explain the relevance to sbpy
ASSIST is a software package for ephemeris-quality integrations of test particles.

Example (pseudo-)code
Something similar to sbpy's openorb interface.