Seppy

<!-- Release notes generated using configuration in .github/release.yml at main -->

What's Changed

- Better handling of specific Solar Orbiter/STEP data: old per-Pixel data and electrons will not be loaded and the user warned
- Clean up SOHO data
- Increase tests
- Fix future pandas problem, deprecated imports

**Full Changelog**: https://github.com/serpentine-h2020/SEPpy/compare/v0.1.11...v0.1.12

<!-- Release notes generated using configuration in .github/release.yml at main -->

What's Changed

- Fix a bug in defining the y-range of onset_analysis plot that resulted in cutting out the lowest data points
- Make shading of background range in onset_analysis plot more transparent


**Full Changelog**: https://github.com/serpentine-h2020/SEPpy/compare/v0.1.10...v0.1.11

<!-- Release notes generated using configuration in .github/release.yml at main -->

What's Changed

- Add support for dataset 'PSP_ISOIS-EPILO_L2-IC'
- Update cdf loading routine for EPILO data (also fixes problems with cdflib 1.0+)
- Update tests for EPILO



**Full Changelog**: https://github.com/serpentine-h2020/SEPpy/compare/v0.1.9...v0.1.10

<!-- Release notes generated using configuration in .github/release.yml at main -->

What's Changed

- Update some CDF file loading with a modified version of sunpy's CDF loading
- Add codecoverage analysis
- Fix README.rst not rendered correctly at pypi (39)

**Full Changelog**: https://github.com/serpentine-h2020/SEPpy/compare/v0.1.8...v0.1.9

<!-- Release notes generated using configuration in .github/release.yml at main -->
What's Changed

- SERPENTINE Notebook tools now support new Solar Orbiter EPD/STEP data product
- Fix cdflib<1.0 to avoid incompatibility

**Full Changelog**: https://github.com/serpentine-h2020/SEPpy/compare/v0.1.7...v0.1.8

What's Changed

- Unify different resampling functions and move them to seppy.util (import with `from seppy.util import resample_df`)
- FILLVAL replacement for CDF files now done within sunpy
- Add tests & correspondent GitHub Actions


**Full Changelog**: https://github.com/serpentine-h2020/SEPpy/compare/v0.1.6...v0.1.7