mod_ssl: follow up to r1705194, r1705823, r1705826 and r1705828.

Add CHANGES entry, and restore ap_process_request_after_handler()'s comment
as prior to r1705194 (the change makes no sense now).


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@1705833 13f79535-47bb-0310-9956-ffa450edef68