From da17fa758634430b598ef738e8423d2e33f75125 Mon Sep 17 00:00:00 2001
From: dding3 <ding.ding@intel.com>
Date: Wed, 27 Sep 2017 13:42:18 -0400
Subject: [PATCH] Support feed prior prediction back into recurrent (#1476)

* Implement RecurrentDecoder
* add ut for lstm with recurrent decoder