Mannkendall

Added:
- [fpavogt, 2022.07.06] New CI Actions to check the code version and automate the pypi release.
Changed:
- [fpavogt, 2022.07.07] mannkendall is now "owned" by MeteoSwiss on pypi.
- [stasinos, 2022.07.07] Runtime optimizations for sen_slope().
Deprecated:
Removed:
Fixed:
- [fpavogt, 2022.07.07] Fix the the package descritpion in setup.py.
- [fpavogt, 2022.07.06] Adjust the CONTRIBUTING guidelines, and add new branch protection rules for `develop`.
Security:

Added:
Changed:
- [fpavogt, 2021.01.21] Add better example to docs.
- [fpavogt, 2021.01.20] Minor docs update.
Deprecated:
Removed:
Fixed:
- [fpavogt, 2021.01.26] Fix PROB_MK_N.
Security:

Added:
- [fpavogt, 2020.10.23] Complete set of tests, readying for first release.
- [fpavogt, 2020.09.16] Setup docs, incl. dedicated CI validation.
- [fpavogt, 2020.08.26] Addition of mk_stats, incl. dedicated tests.
- [fpavogt, 2020.08.25] Addition of mk_tools, incl. nb_tie() and kendall_var().
- [fpavogt, 2020.08.21] First code update, incl. CODE OF CONDUCT, Actions, etc ...
- [fpavogt, 2020.08.21] Create Github repo for mannkendall.