logger: do not crash when parsing script with invalid variable name (c…

…loses #816)

Fix missing version bump

- Bump to 4.0.31

Remove dependencies on `imp`, which is removed in Python 3.12

- Bump to 4.0.30

Bump to 4.0.29

Bump to 4.0.28

Bump to 4.0.27

Fix regression creating linked copies

- Bump to 4.0.26

Update translations

Bump to 4.0.24

Bump to 4.0.23