Release 0.51.0

See https://docs.lamin.ai/changelog

What's Changed

• 📝 Improve map_legacy_ids docs by @Zethson in #120
• 📝 Fix bulk create ref by @Zethson in #121
• 🎨 Do not require organism if field is ontology_ud or uid by @sunnyosun in #122
• ⚡ Lazy reload of module upon ln.connect() by @falexwolf in #123

Full Changelog: 0.50.2...0.51.0