release float16 example

Author: zsdonghao

README.md

@@ -102,6 +102,7 @@ Examples can be found [in this folder](https://github.com/zsdonghao/tensorlayer/
  - Data augmentation with TensorLayer, see [tutorial\_image_preprocess.py](https://github.com/zsdonghao/tensorlayer/blob/master/example/tutorial_image_preprocess.py).
  - TensorDB by [fangde](https://github.com/fangde) see [here](https://github.com/akaraspt/tl_paper).
 - A simple web service - [TensorFlask](https://github.com/JoelKronander/TensorFlask) by [JoelKronander](https://github.com/JoelKronander).
+- Float 16 half-precision model, see [tutorial\_mnist_float16.py](https://github.com/zsdonghao/tensorlayer/blob/master/example/tutorial_mnist_float16.py)
 
 ## Notes
 * TensorLayer provides two set of Convolutional layer APIs, see [(Professional)](http://tensorlayer.readthedocs.io/en/latest/modules/layers.html#convolutional-layer-pro) and [(Simplified)](http://tensorlayer.readthedocs.io/en/latest/modules/layers.html#convolutional-layer-simplified) on readthedocs website.

docs/user/example.rst

@@ -69,6 +69,7 @@ Special Examples
  - Data augmentation with TensorLayer, see `tutorial_image_preprocess.py <https://github.com/zsdonghao/tensorlayer/blob/master/example/tutorial_image_preprocess.py>`_.
  - TensorDB by `fangde <https://github.com/fangde>`_ see `here <https://github.com/akaraspt/tl_paper>`_.
  - A simple web service - `TensorFlask <https://github.com/JoelKronander/TensorFlask>`_ by `JoelKronander <https://github.com/JoelKronander>`_.
+ - Float 16 half-precision model, see `tutorial_mnist_float16.py <https://github.com/zsdonghao/tensorlayer/blob/master/example/tutorial_mnist_float16.py>`_.
 
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