Main branch release This release marks the official move of QuaLiKiz-pythontools from "master" branch naming convention to "main" branch naming convention. It also contains improvements to plotting and QLKNN run preparation. A summary of the changes can be found below: - Backward and forward compatibility fixes and improvements (for python3.6 and python3.10), notably: - Better entry points for the Pythontools CLI - Better versioning of the package; PyPA-approved and PyPI ready - Some comments to explain what is happening in setup.py - Improvements to plotting !58: - Rewrites the plot fluxlike file to be more debuggable and modular - Adds clauses to not plot spectra if no spectra are found in the whole dataset - Move to main !60 Merges in this release in chronological order: - !58 - !59 - !60