- Update to 3.1.1
* no changelog, probably just the merge of 2.1.1
- Update in v2.1.1
* #261: Restored compatibility for package discovery for metadata
without version in the name and for legacy eggs.
- Update in v3.1.0
* Merge with 2.1.0.
- Update in v2.1.0
* #253: When querying for package metadata, the lookup now honors
package normalization rules.
- Update in v3.0.0
* Require Python 3.6 or later.
- Upstream switched to pytest, so do we
- Revert last change: The condition for **BuildRequires** does not
make any sense, as that would also prevent the install of
python36-importlib_resources into the build environment.