- Rename all controllers from X.php to XController.php format
- Add new RefTxtModel for text-based reference ranges
- Rename group_dialog.php to grp_dialog.php and remove title_dialog.php
- Add comprehensive test suite for v2/master/TestDef module
- Update Routes.php to reflect controller renames
- Remove obsolete data files (clqms_v2.sql, lab.dbml)
- Refactor Tests.php controller with updated logic and error handling
- Update Test migration with schema improvements
- Enhance TestDefCalModel, TestDefGrpModel, TestDefTechModel with CRUD operations
- Improve TestMapModel with better test mapping relationships
- Redesign test dialog views (calc, group, param) with improved UX
- Update tests_index view with better data presentation
- Add CSS styles for test management UI components
- Add TestDefSiteTest feature test for site-based test definitions
- Add TestDefModelsTest unit test for model validation
- Remove obsolete Test Management.docx documentation
