From f1c300d7306027cf074fe3c9f7b495c47cdc204a Mon Sep 17 00:00:00 2001
From: JerryYanWan <ywanad@connect.ust.hk>
Date: Mon, 10 Jul 2017 10:59:42 +0800
Subject: [PATCH] RNN cells do not execute preTopology in Dropout mode