Add X13 WebP module for image conversion to next-generation formats

- Implemented the main module class with essential properties and methods.
- Added translation support for various user interface strings.
- Created XML configuration file for module versioning.
- Ensured compatibility with different PHP versions and PrestaShop versions.

modules/x13webp/vendor/composer/autoload_namespaces.php

@@ -0,0 +1,9 @@
+<?php
+
+// autoload_namespaces.php @generated by Composer
+
+$vendorDir = dirname(dirname(__FILE__));
+$baseDir = dirname($vendorDir);
+
+return array(
+);