- fix parsing when Output is followed by lower-level node (see #705 reported by @Krysztophe),
- minor fixes in tests,
- fix computation of average IO speed,
- IO timings now appear in the Grid view,
- misc packages updates,
- sample plans reworked (contribution from @Krysztophe),
- improved parsing of JSON formats (ModifyTable node type, Partial Mode),
- improved parsing of Merge node type for text format,
- remove dependence on clarinet (see https://blog.dalibo.com/2025/04/29/execution-plans-invalid-json.html).