Bring forward the fix for CVE-2005-3352 already on the branches:

* modules/mappers/mod_imagemap.c (imap_url): Escape the referer.

* server/util.c (ap_escape_html): Escape the " character.

Submitted by: mjc
Reviewed by: fielding, jorton


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@357161 13f79535-47bb-0310-9956-ffa450edef68