Bump version to 2.10.0

Bump version to v2.9.0

Add pyproject.toml and pypi publish workflow

Bump version to 2.8.0

Fix compatibility with nightly

Update readme language

Bump version to 2.5

Update version tag to v2.4.1

Make standard fields optional, grouping configurable

Rename extra fields GUI tab to fields
Add ability to include fields without affecting grouping
Add flags --show-fields, --group-fields which default to
"Footprint,Value"
--extra-fields is now a shortcut to show and group additional
fields (along with standard Footprint, Value)

Fixes #167

Update dataformat and readme docs