Update README.md

Author: zsdonghao

README.md

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 ## Super Resolution Examples
 
-We run this script under [TensorFlow](https://www.tensorflow.org) 1.2 and the self-contained [TensorLayer](http://tensorlayer.readthedocs.io/en/latest/). If you got error, you may need to update TensorLayer.
+We run this script under [TensorFlow](https://www.tensorflow.org) 1.3 and the self-contained [TensorLayer](http://tensorlayer.readthedocs.io/en/latest/). If you got error, you may need to update TensorLayer.
 
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 ⚠️ This repo will be merged into [tensorlayer](https://github.com/zsdonghao/tensorlayer) soon.