WPX SEO Manager allows you to…
Integrate Google Analytics and Quantcast without touching your theme code. There is also a section to add verification tokens to your header for Google Webmaster, Bing Webmaster and Alex Site Rankings. The 3rd feature is the ability to submit your site’s sitemap to Google, Bing and Ask.
PHP Version
PHP 5+ is preferred; PHP 4 is supported.
Te puedes descargar este plugin para utilizarlo en tu instalación autoalojada de WordPress.