I've long hated this technique, in which the hostname is prepended to

I've long hated this technique, in which the hostname is prepended to
the REQUEST_URI, and then munged on a second pass through. It's
confusing, hard to explain to beginners, and completely unnecessary. Use
RewriteCond backreferences instead.

git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@685415 13f79535-47bb-0310-9956-ffa450edef68