A few other small patches; which serve only to make the httpd-2.0.x
  code entirely comparable to httpd-trunk.  This comparison calls out
  exactly what's changed "on purpose" with our proxy API, and what 
  patches have been applied to trunk which aren't backported.

git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/branches/2.0.x@230746 13f79535-47bb-0310-9956-ffa450edef68