fix:Disable configuration files when executing powershell commands to…

[shanghaobo]

… improve loading speed #34

[shanghaobo]

• Example code

  func main() {
  start := time.Now()
  fmt.Println("start")
  msg := "测试通知内容"
  notification := toast.Notification{
      AppID:   "test",
      Title:   "测试通知标题",
      Message: msg,
  }
  err := notification.Push()
  if err != nil {
      panic(err)
  }
  end := time.Now()
  fmt.Println("end")
  fmt.Printf("use time: %v", end.Sub(start))
  }

• Before fix output

  start
  end
  use time: 3.8882003s

• After fix output

  start
  end
  use time: 384.8986ms