Add 4.x change tracking documentation - Change-tracking.md: new page covering snapshot mechanism, save modes, breaking change vs 3.x, advanced TikChangeTracker API, edge case table, and partial .proplist note for future TikLink Select - History.md: 4.0.0 section with breaking change and new feature entry - Home.md: change tracking bullet in feature list - High-level-API-CRUD.md: Save section updated with diff-save description Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

danikf committed May 24, 2026