v2.0.1

What's Changed

• Clean exotune submodule with latest documentation by @cpiaulet in #6
• parallel option for TLS fit and re-org of files by @cpiaulet in #7
• Add example files by @cpiaulet in #8
• add joss paper and minor fixes to installation reqs by @cpiaulet in #9
• updates for pip install by @cpiaulet in #10

Full Changelog: v2.0.0...v2.0.1