Replaces the blog URL by another for all files under wp-content and wp-includes.
That way static content can be handled by a CDN by origin pull. (The origin is your blog address.)
You could upload your static files to S3, CloudFront or just any site, too.
For S3/Cloudfront, see this script
to help you with uploading/synchronizing your blog files.
This lite version of the plugin works like the regular version but is not supported.
You can get the regular version at Github, which: