Correct the code in ap_check_cache_feshness to check max_age, smax_age,
and expires correctly.
Submitted by:   Thomas Castelle  <tcastelle@generali.fr>
Reviewed and altered by: Paul J. Reder


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@100380 13f79535-47bb-0310-9956-ffa450edef68