Add separators

Author: christianversloot

README.md

@@ -29,6 +29,8 @@ from extra_keras_datasets import emnist
 
 <a href="./assets/emnist-balanced.png"><img src="./assets/emnist-balanced.png" width="500" style="border: 3px solid #f6f8fa;" /></a>
 
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 ### EMNIST-ByClass
 
 ```
@@ -47,6 +49,8 @@ from extra_keras_datasets import emnist
 
 <a href="./assets/emnist-bymerge.png"><img src="./assets/emnist-bymerge.png" width="500" style="border: 3px solid #f6f8fa;" /></a>
 
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 ### EMNIST-Digits
 
 ```
@@ -56,6 +60,8 @@ from extra_keras_datasets import emnist
 
 <a href="./assets/emnist-digits.png"><img src="./assets/emnist-digits.png" width="500" style="border: 3px solid #f6f8fa;" /></a>
 
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 ### EMNIST-Letters
 
 ```
@@ -65,6 +71,8 @@ from extra_keras_datasets import emnist
 
 <a href="./assets/emnist-letters.png"><img src="./assets/emnist-letters.png" width="500" style="border: 3px solid #f6f8fa;" /></a>
 
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 ### EMNIST-MNIST
 
 ```
@@ -74,6 +82,8 @@ from extra_keras_datasets import emnist
 
 <a href="./assets/emnist-mnist.png"><img src="./assets/emnist-mnist.png" width="500" style="border: 3px solid #f6f8fa;" /></a>
 
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 ## Contributors and other references
 * **[tlindbloom](https://stackoverflow.com/users/4008755/tlindbloom) on StackOverflow:** [loading EMNIST-letters dataset](https://stackoverflow.com/questions/51125969/loading-emnist-letters-dataset/53547262#53547262) in [emnist.py](./emnist.py).