v0.0.3 Release

Bring Master up to date with actual versioning and changes that occurred in 2019-2021.

0.0.2 Release

This is the 0.0.2 release of GT3. This release addressed GT3 being unable to run with more than 1 X point and also provides functionality necessary for negative triangularity shots and shots where the separatrix intersects the wall. Coupling to NeutPy has also been improved.