Pyhepmc

What's Changed
* Support GenEventData by HDembinski in https://github.com/scikit-hep/pyhepmc/pull/59
* Fix open by HDembinski in https://github.com/scikit-hep/pyhepmc/pull/60
* Pyiostream improvements by HDembinski in https://github.com/scikit-hep/pyhepmc/pull/61
* support stdin,stdout ; improved internal buffer by HDembinski in https://github.com/scikit-hep/pyhepmc/pull/62

**Full Changelog**: https://github.com/scikit-hep/pyhepmc/compare/v2.10.0...v2.11.0

What's Changed
* Simple saving event as image by amanmdesai in https://github.com/scikit-hep/pyhepmc/pull/52
* Remove setup.cfg and graphviz dependency by HDembinski in https://github.com/scikit-hep/pyhepmc/pull/54

New Contributors
* amanmdesai made their first contribution in https://github.com/scikit-hep/pyhepmc/pull/52

**Full Changelog**: https://github.com/scikit-hep/pyhepmc/compare/v2.9.0...v2.10.0

What's Changed
* Support reuse of GenEvent in to_hepmc3 interface by HDembinski in https://github.com/scikit-hep/pyhepmc/pull/49


**Full Changelog**: https://github.com/scikit-hep/pyhepmc/compare/v2.7.3...v2.9.0

What's Changed
* Add Setup class by HDembinski in https://github.com/scikit-hep/pyhepmc/pull/48

What's Changed
* Protect from_hepevt against invalid parents/children record by HDembinski in https://github.com/scikit-hep/pyhepmc/pull/47


**Full Changelog**: https://github.com/scikit-hep/pyhepmc/compare/v2.7.1...v2.7.2

This release fixes the broken upload to PyPI.

**Full Changelog**: https://github.com/scikit-hep/pyhepmc/compare/v2.7.0...v2.7.1