Commit inicial - WordPress Análisis de Precios Unitarios

- WordPress core y plugins
- Tema Twenty Twenty-Four configurado
- Plugin allow-unfiltered-html.php simplificado
- .gitignore configurado para excluir wp-config.php y uploads

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

wp-admin/includes/class-wp-upgrader-skins.php

@@ -0,0 +1,44 @@
+<?php
+/**
+ * The User Interface "Skins" for the WordPress File Upgrader
+ *
+ * @package WordPress
+ * @subpackage Upgrader
+ * @since 2.8.0
+ * @deprecated 4.7.0
+ */
+
+_deprecated_file( basename( __FILE__ ), '4.7.0', 'class-wp-upgrader.php' );
+
+/** WP_Upgrader_Skin class */
+require_once ABSPATH . 'wp-admin/includes/class-wp-upgrader-skin.php';
+
+/** Plugin_Upgrader_Skin class */
+require_once ABSPATH . 'wp-admin/includes/class-plugin-upgrader-skin.php';
+
+/** Theme_Upgrader_Skin class */
+require_once ABSPATH . 'wp-admin/includes/class-theme-upgrader-skin.php';
+
+/** Bulk_Upgrader_Skin class */
+require_once ABSPATH . 'wp-admin/includes/class-bulk-upgrader-skin.php';
+
+/** Bulk_Plugin_Upgrader_Skin class */
+require_once ABSPATH . 'wp-admin/includes/class-bulk-plugin-upgrader-skin.php';
+
+/** Bulk_Theme_Upgrader_Skin class */
+require_once ABSPATH . 'wp-admin/includes/class-bulk-theme-upgrader-skin.php';
+
+/** Plugin_Installer_Skin class */
+require_once ABSPATH . 'wp-admin/includes/class-plugin-installer-skin.php';
+
+/** Theme_Installer_Skin class */
+require_once ABSPATH . 'wp-admin/includes/class-theme-installer-skin.php';
+
+/** Language_Pack_Upgrader_Skin class */
+require_once ABSPATH . 'wp-admin/includes/class-language-pack-upgrader-skin.php';
+
+/** Automatic_Upgrader_Skin class */
+require_once ABSPATH . 'wp-admin/includes/class-automatic-upgrader-skin.php';
+
+/** WP_Ajax_Upgrader_Skin class */
+require_once ABSPATH . 'wp-admin/includes/class-wp-ajax-upgrader-skin.php';