Allow SSL to succeed, for a limited definition of "success"

Issues with Zend's stream option handling are documented, including:
  https://github.com/zendframework/zf2/issues/4803

We should revisit this if/when Zend fixes it.

The assumption here is that for enhanced content (the first use case), the common method
of URL-passed authentication is basically unconcerned with MitM attacks since
literally every switch in the chain can see the "?key=XXXX" right in the
GET, and that key constitutes the entirety of the authentication
attempt (though ip-filtering, rate-limitation and such may apply).
Half-implemented CATS series data
Seriesdata controller