linked docker push info
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		@@ -211,3 +211,4 @@ More info to submodules can be found in
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* Please let us know by [filing a new issue](https://github.com/iot-salzburg/gpu-jupyter/issues/new)
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					* Please let us know by [filing a new issue](https://github.com/iot-salzburg/gpu-jupyter/issues/new)
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* You can contribute by opening a [pull request](https://help.github.com/articles/using-pull-requests/)
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					* You can contribute by opening a [pull request](https://help.github.com/articles/using-pull-requests/)
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					* [This](https://ropenscilabs.github.io/r-docker-tutorial/04-Dockerhub.html) is an excellent guide to tag an existing image and push it to Dockerhub.
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