update TF model notebook

tf/layers/tacotron2.py

@@ -228,4 +228,4 @@ class Decoder(keras.layers.Layer):
     def call(self, memory, states, frames=None, memory_seq_length=None, training=False):
         if training:
             return self.decode(memory, states, frames, memory_seq_length)
-        return self.decode_inference(memory, states)
+        return self.decode_inference(memory, states)

tf/notebooks/Benchmark-TTS_tf.ipynb

@@ -10,15 +10,14 @@
     "\n",
     "Before running this script please DON'T FORGET: \n",
     "- to set file paths.\n",
-    "- to download related model files from TTS and PWGAN.\n",
+    "- to download related model files.\n",
     "- download or clone related repos, linked below.\n",
     "- setup the repositories. ```python setup.py install```\n",
-    "- to checkout right commit versions (given next to the model) of TTS and PWGAN.\n",
-    "- to set the right paths in the cell below.\n",
+    "- to checkout right commit versions (given next to the model in the models page).\n",
+    "- to set the file paths below.\n",
     "\n",
     "Repositories:\n",
-    "- TTS: https://github.com/mozilla/TTS\n",
-    "- PWGAN: https://github.com/erogol/ParallelWaveGAN"
+    "- TTS: https://github.com/mozilla/TTS"
    ]
   },
   {
@@ -151,7 +150,8 @@
    "cell_type": "code",
    "execution_count": null,
    "metadata": {
-    "Collapsed": "false"
+    "Collapsed": "false",
+    "scrolled": true
    },
    "outputs": [],
    "source": [