Expose the most-used functions from WebSocketFramework.ServerInterface.
Make a client connection to a proxy server.
No WebSocket connection will be used to send messages.
Decode a list of key/value pairs into a message.
Return a Cmd to send a message through a server interface.
Return an Err reporting on an unknown message name.
Make a client connection to a real WebSocket server.
The
msgwill usually be a no-operation message. It is only used to fill a slot in the returnedServerInterface. That slot is only used by the proxy server.