Update VBA modules and test formatting

- Fix test result indicators encoding (use ?? instead of Unicode symbols)
- Add missing newlines at end of files
- Add new VBA module files for main functionality

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

VBA/ClassModules/GaugeClassifier.cls

@@ -165,4 +165,4 @@ Public Function GetMainModel(headString As String) As String
     End If
 
     GetMainModel = model
-End Function
+End Function