Add CLAUDE.md documentation and sync WordPress core files - Add comprehensive CLAUDE.md documentation file with project architecture, development setup, database operations, WordPress CLI usage, file sync procedures, and Mercurial commands - Update WordPress core files from wordpress/ to wp/ directory - Sync latest WordPress admin interface, includes, and core functionality - Update plugins: portfolio plugin with latest BWS framework and fancybox integration - Maintain custom configuration and theme files 🤖 Generated with [Claude Code](https://claude.ai/code) Co-Authored-By: Claude <noreply@anthropic.com>

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<?php

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/**

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 * The SMTP class has been moved to the wp-includes/PHPMailer subdirectory and now uses the PHPMailer\PHPMailer namespace.

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 */

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_deprecated_file(

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	basename( __FILE__ ),

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	'5.5.0',

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	WPINC . '/PHPMailer/SMTP.php',

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	__( 'The SMTP class has been moved to the wp-includes/PHPMailer subdirectory and now uses the PHPMailer\PHPMailer namespace.' )

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);

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require_once __DIR__ . '/PHPMailer/SMTP.php';

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class_alias( PHPMailer\PHPMailer\SMTP::class, 'SMTP' );