Release v1.1.0: randomize Matrix entity row/column positions and HN exchange partners. Preserve the axis-breaking HN rule, all entity-pair answers and the default dataset schema. Synchronize title-based Matrix queries and all rendering metadata.
Constraint: Preserve all 1500 non-Matrix rows
Confidence: high
Scope-risk: moderate
Directive: Use a new version tag and append CHANGELOG.md for later releases
Tested: 2000 staged rows; 4000 PNGs; baseline non-Matrix equality; 500 Matrix answers and HN rules
