v3.9.1

[ManifoldFR]

What's Changed

• Add helper for type_info by @jcarpent in Add helper for type_info #502
• [std-map] add more general visitor for map types, fix non-default-constructible types by @ManifoldFR in [std-map] add more general visitor for map types, fix non-default-constructible types #504
• [unittest] Add test returning reference of std::pair by @ManifoldFR in [unittest] Add test returning reference of std::pair #503

Full Changelog: v3.9.0...v3.9.1

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This discussion was created from the release v3.9.1.