Rdflib-hdt

What's Changed
* Bump babel from 2.8.0 to 2.9.1 by dependabot in https://github.com/RDFLib/rdflib-hdt/pull/11
* Support PEP517 by glaserL in https://github.com/RDFLib/rdflib-hdt/pull/20

New Contributors
* dependabot made their first contribution in https://github.com/RDFLib/rdflib-hdt/pull/11
* glaserL made their first contribution in https://github.com/RDFLib/rdflib-hdt/pull/20

**Full Changelog**: https://github.com/RDFLib/rdflib-hdt/compare/v3.0...v3.1

First stable release of `rdflib-hdt`, after migration into the `rdflib` ecosystem

**Full Changelog**: https://github.com/RDFLib/rdflib-hdt/compare/v1.1.0...v3.0