core: Add CGIPassAuth directive to control whether HTTP authorization
headers are passed to scripts as CGI variables.

PR: 56855


git-svn-id: http://svn.apache.org/repos/asf/httpd/httpd/trunk@1642847 13f79535-47bb-0310-9956-ffa450edef68
make docs


git-svn-id: http://svn.apache.org/repos/asf/httpd/httpd/trunk@1642849 13f79535-47bb-0310-9956-ffa450edef68
mpm_event: follow up to r1639614 (trunk) and r1642858 (2.4.x).

Notify suspend in any case when starting lingering close (blocking),
and outside the lingering queue's critical section.


git-svn-id: http://svn.apache.org/repos/asf/httpd/httpd/trunk@1642868 13f79535-47bb-0310-9956-ffa450edef68