merge this fix from 2.1-dev:

     Fix memory leak in handling of request bodies during reverse
     proxy operations.

PR:             24991
Submitted by:	Larry Toppi <larry.toppi citrix.com>
Reviewed by:	trawick, stas, ianh, stoddard, minfrin


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/branches/APACHE_2_0_BRANCH@102049 13f79535-47bb-0310-9956-ffa450edef68