JOSS Publication Release (v0.99.1)

Fixing a very minor typo discovered in proofs, adding doi for JOSS product

Full Changelog: joss-publication-v0.99...joss-publication-v0.99.1

JOSS Publication Release (v0.99)

Everything finalised for JOSS approval.

v1.0 will be released when the JOSS process is final and a doi can be included in the README

JOSS pre-publication release

This is the final beta release as part of the JOSS acceptance process