Adjust Certificate Transparency support (mod_ssl_ct) to build with/require OpenSSL 1.0.2 Beta 3.

Update notes on missing OpenSSL documentation.

Submitted by: ben (the primary changes), trawick


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@1628833 13f79535-47bb-0310-9956-ffa450edef68