v0.8 - Wagtail 4.1+ support!

What's Changed

• Fix: add a simple developer documentation for new contributors by @salty-ivy in #56
• Wagtail 4.1 and 4.2 support (revised) by @Stormheg in #52
• Fixed: mark revision relation as protected by @disconnect821 in #54
• Update CI and migrate to Github Actions by @Stormheg in #58
• Set up PyPI publishing by @Stormheg in #60
• Add official support for Wagtail 5.0, 5.1 and 5.2 by @Stormheg in #61
• Show conversions rounded to the nearest tenth decimal place by @Stormheg in #63

New Contributors

• @salty-ivy made their first contribution in #56
• @Stormheg made their first contribution in #52
• @disconnect821 made their first contribution in #54

Full Changelog: v0.7...v0.8