Refactor XML response handling in device extended and security tests

- Adjusted formatting in XML response strings for consistency in device_extended_test.go and device_security_test.go.
- Improved readability by aligning XML declaration and body content.
- Updated mock server responses to ensure proper handling of various ONVIF operations.

Enhance device security and storage handling

- Refactored struct field declarations in device_security.go and device_storage_test.go for improved clarity.
- Ensured consistent formatting across struct definitions and XML tags.

Standardize whitespace and formatting across multiple files

- Removed unnecessary blank lines and adjusted indentation in discovery, imaging, media, and PTZ server files.
- Improved overall code readability and maintainability by ensuring consistent formatting.

Update example applications for better readability

- Cleaned up whitespace in example applications to enhance code clarity.
- Ensured consistent formatting in main.go files across various examples.

Refactor server and SOAP handler code for consistency

- Standardized struct field declarations and XML tag formatting in server and SOAP handler files.
- Improved readability by aligning struct fields and ensuring consistent use of whitespace.

General code cleanup and formatting adjustments

- Applied consistent formatting across various files, including types.go and test files.
- Enhanced readability by aligning struct fields and removing unnecessary blank lines.

examples/imaging-settings/main.go

@@ -100,15 +100,15 @@ func main() {
 
 	// Modify some settings
 	fmt.Println("\n\nModifying imaging settings...")
-	
+
 	// Increase brightness
 	newBrightness := 60.0
 	settings.Brightness = &newBrightness
-	
+
 	// Increase contrast
 	newContrast := 55.0
 	settings.Contrast = &newContrast
-	
+
 	// Set to auto exposure
 	if settings.Exposure != nil {
 		settings.Exposure.Mode = "AUTO"