Update to http 0.2

Cargo.toml

@@ -20,7 +20,7 @@ tls = ["native-tls"]
 base64 = "0.11.0"
 byteorder = "1.3.2"
 bytes = "0.4.12"
-http = "0.1.19"
+http = "0.2"
 httparse = "1.3.4"
 input_buffer = "0.2.0"
 log = "0.4.8"

src/handshake/server.rs

@@ -75,15 +75,14 @@ pub fn create_response(request: &Request) -> Result<Response> {
         .get("Sec-WebSocket-Key")
         .ok_or_else(|| Error::Protocol("Missing Sec-WebSocket-Key".into()))?;
 
-    let mut response = Response::builder();
-
-    response.status(StatusCode::SWITCHING_PROTOCOLS);
-    response.version(request.version());
-    response.header("Connection", "Upgrade");
-    response.header("Upgrade", "websocket");
-    response.header("Sec-WebSocket-Accept", convert_key(key.as_bytes())?);
-
-    Ok(response.body(())?)
+    let builder = Response::builder()
+        .status(StatusCode::SWITCHING_PROTOCOLS)
+        .version(request.version())
+        .header("Connection", "Upgrade")
+        .header("Upgrade", "websocket")
+        .header("Sec-WebSocket-Accept", convert_key(key.as_bytes())?);
+
+    Ok(builder.body(())?)
 }
 
 // Assumes that this is a valid response