Add 1-layer-32-unit RNN

Author: francisyyan

dagger/model/model.data-00000-of-00001

@@ -28,8 +28,8 @@ def __init__(self, state_dim, action_cnt):
         # self.input: [batch_size, max_time, state_dim]
         self.input = tf.placeholder(tf.float32, [None, None, state_dim])
 
-        self.num_layers = 2
-        self.lstm_dim = 256
+        self.num_layers = 1
+        self.lstm_dim = 32
         stacked_lstm = rnn.MultiRNNCell([rnn.BasicLSTMCell(self.lstm_dim)
             for _ in xrange(self.num_layers)])