SSL Feature

WS-RS supports WebSocket connections using SSL (e.g. `wss://my/secure/websocket`). To enable the ssl feature, require WS-RS in your Cargo.toml with the feature listed:

version = "*"
features = ["ssl"]

With the ssl feature enabled, you can connect to an encrypted socket by using the wss scheme.

// An encypted Websocket echo client
extern crate ws;

fn main() {
  ws::connect("wss://localhost:3012", |out| {
      move |msg| {