Update go example, README

server.go

@@ -0,0 +1,23 @@
+/*----------------------------------------------------------------------------------------
+ * Copyright (c) Microsoft Corporation. All rights reserved.
+ * Licensed under the MIT License. See LICENSE in the project root for license information.
+ *---------------------------------------------------------------------------------------*/
+ 
+ package main
+  
+ import (
+     "io"
+     "net/http"
+     "fmt"
+ )
+  
+ func hello(w http.ResponseWriter, r *http.Request) {
+     io.WriteString(w, "Hello remote world!")
+ }
+  
+ func main() {
+     portNumber := "9000"
+     http.HandleFunc("/", hello)
+     fmt.Println("Server listening on port ", portNumber)
+     http.ListenAndServe(":" + portNumber, nil)
+    }