v0.5.1

What's Changed

Main change is unit support when accessing and assigning instance properties.

Other changes:

• Removed some errors in html generation using doxygen by @jesper-friis in #727
• Modify the mongodb storage by @terence-coudert in #772
• Unit support when accessing and assigning properties by @jesper-friis in #744
• Revert github download/upload artifacts actions back to v3 by @jesper-friis in #776

Full Changelog: v0.5.0...v0.5.1