Release v0.1.5

# Release notes for v0.1.5

Changes since v0.1.4:

- Update build-and-test.yml (b467a1a) by Sandile Khendle
- style: auto-format code with Black (7291b42) by github-actions
- get curr branch (bfd3610) by Skhendle
- bug fixes (8b58b47) by Skhendle
- bug fix (cc43158) by Skhendle