Merge r1781575, r1781577, r1781580, r1781687, r1783305 from trunk:

Merge r1781575, r1781577, r1781580, r1781687, r1783305 from trunk:

Add Configuration for trusted OCSP responder certificates
Fix for PR 46037

Add back the file I removed in r1781575.

Add missing documentation for r1781575
Fix for PR 46037

Remove unused variable

Fix OpenSSL 1.1.0 breakage in r1781575; BIO_s_file_internal() is gone.

Submitted by: jfclere, druggeri, wrowe
Reviewed by: jfclere, jim, ylavic
Merge r1788430 from trunk:

mod_ssl: follow up to r1781575
Fix SSLOCSPNoVerify merging, and while at it capitalize Verify as suggested
by wrowe.

Submitted by: ylavic
Reviewed by: jfclere, jim, ylavic

git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/branches/2.4.x@1789970 13f79535-47bb-0310-9956-ffa450edef68