(DOCUMENT-58) SSLRequire is only valid in a directory context

You can use SSLRequire in a "location" container, but not bare in a virtual host
container. Cf. the following:

http://httpd.apache.org/docs/2.2/mod/mod_ssl.html#sslrequire
http://httpd.apache.org/docs/2.2/mod/directive-dict.html#Context