Jeff Young 1ec47a053b Don't save UUIDs for teardrop zones.
They're really just a geometry cache.

Also removes writing of filled_areas_thickness,
which hasn't been supported in yonks.

Also cleans up writing of island removal strategy
(the limit is only needed in limit mode).

Fixes https://gitlab.com/kicad/code/kicad/-/issues/20717
2025-04-23 10:41:36 +01:00
..