* Backport CVE-2007-6422 fix (r607273, r607402).

* Update proposal for PR 38034 fix (mod_dav negotiation bug)


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/branches/2.2.x@607850 13f79535-47bb-0310-9956-ffa450edef68