Manage SSLH, the SSL/SHH multiplexer via the OPNsense web UI.

SSLH is a service which accepts HTTPS, SSH, OpenVPN, tinc and XMPP connections on the same port.
This makes it possible to connect to any of these servers on port 443 while
still serving HTTPS on that port.

SSLH Project Home Page: https://www.rutschle.net/tech/sslh
SSLH FAQ: https://www.rutschle.net/tech/sslh/doc/FAQ.html

Changelog

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1.0

* Includes setting listen addresses, and protocol targets
* Includes some other advanced settings
* Service start/stop/restart control
