Stopped the HTTP proxy from trying to read entity bodies when there

wasn't one (response was 1xx, 204, 205 or 304).
PR:
Obtained from:
Reviewed by:


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@88928 13f79535-47bb-0310-9956-ffa450edef68