PR:

Obtained from:
Submitted by:   Madhusudan Mathihalli <madhusudan_mathihalli@hp.com>
Reviewed by:	dougm
implement SSLSessionCache shmht and shmcb based on apr_rmm and apr_shm


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@93942 13f79535-47bb-0310-9956-ffa450edef68