First problem: if a client sends a Host: header with a different case than

"Host:", the proxy won't see it and it will end up with two Host: headers
with different capitalization.

Second problem: if the proxy connects to a HTTP/0.9 server, the
first line returned will be corrupt because len was tampered with.

Reviewed by:    Dean Gaudet, Marc Slemko
Submitted by:   Kenichi Hori <ken@d2.bs1.fc.nec.co.jp>
Obtained from:
PR: 813,814


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/branches/1.3.x@78600 13f79535-47bb-0310-9956-ffa450edef68