updated pyproject

2.1.0

updated changelog

added documentation

fixed emulator for systems with 2 or fewer planets

fixed bug in remove_ejected_ps

working exect giant impact

added unit tests to other classifiers

added warning if inclinations are too high

put import version in try except in case not available

added fetch-depth 0 to actions to find _version.py

Merge pull request #46 from Ethadhani/2pUpdate

re ran jupyter examples

re trained model with rotation normalization

Added optional flag for single simulation result wrapping style. This makes the user end backward compatible with older spock versions.