Next pass at the time functions. This defines an ap_ansi_time_t which has

a specific format (seconds since 0:00:00 Jan 1, 1970).  I also renamed the
(get|set)_curtime functions to (get|set)ansitime.  This should make more
sense, and be a bit more intuitive.


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@84400 13f79535-47bb-0310-9956-ffa450edef68