Adding basic golang json example

code/hacktober.go

@@ -0,0 +1,22 @@
+package main
+
+import (
+	"fmt"
+	"time"
+	"encoding/json"
+)
+
+type Hacktober struct {
+	Message string `json:"msg"`
+	Date time.Time `json:"date"`
+}
+
+func main () {
+	data := Hacktober{
+		Message: "Hello Hacktoberfest 2018!",
+		Date: time.Now(),
+	}
+
+	jsonBytes, _ := json.MarshalIndent(data, "", "  ")
+	fmt.Println(string(jsonBytes))
+}