v2.3

Figured it was time to update release version. VFI Toolkit has been pretty calm for last month so seems like a good time to do a release.

v2.2

Same same but faster
Implement Tan improvement for all the agent distribution calculations
And then speed up use of FnsToEvaluate

v2.1.0

Mostly about adding portfolio-choice and overhauling Epstein-Zin preferences.

v2.0.0 release

Was released a while back, creating an official github release now so I can use with Zenodo.