Pycov3

What's Changed
* Update s-weigand/setup-conda action to v1.2.1 by renovate in https://github.com/Ulthran/pycov3/pull/23
* Use multiprocessing.Pool for parallel processing of fastas by Ulthran in https://github.com/Ulthran/pycov3/pull/25
* Update bioconda CD workflow


**Full Changelog**: https://github.com/Ulthran/pycov3/compare/v2.0.4...v2.1.0

Add `--version` option to `pycov3` CLI and update the release workflows

Add a `setup.py` for compatibility with `conda skeleton`

Fix formatting

Include `--create-pr` and `--check-branch` in bioconda autobump

Use `source activate` instead of `conda activate` in CI/CD