Add docker files for running examples in a container

docker/README.md

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+# Running Docker Container for Jupyter Notebooks
+
+### Build Docker Container
+
+```bash
+  sudo docker docker-compose -f docker-compose.yml build
+```
+
+### Run Docker Container
+
+```bash
+  sudo docker-compose -f docker-compose.yml up
+```
+
+### Open Jupyter Notebooks in Browser
+Grab the URL from the output of the previous up command
+
+Example:
+```bash
+  http://127.0.0.1:8888/?token=154a634851c1a1754e1e37a6d2466a289325af6986b1d868
+```

docker/docker-compose.yml

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+version: '3'
+
+services:
+  grokking-ml46:
+    build: ./jupyter
+    container_name: grokking-ml46
+    ports:
+      - "8888:8888"

docker/jupyter/Dockerfile

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+FROM continuumio/miniconda3:4.9.2
+
+RUN apt-get --allow-releaseinfo-change-suite update && apt-get install -y \
+        unzip \
+        git \
+        python3-pip \
+        python3-numpy \
+        python3-scipy \
+        python3-pandas \
+    && apt clean
+
+WORKDIR /opt/conda
+RUN /opt/conda/bin/conda install jupyter -y --quiet \
+    && /opt/conda/bin/conda install pydotplus -y --quiet \
+    && /opt/conda/bin/conda install tensorflow -y --quiet \ 
+    && mkdir /opt/notebooks 
+
+RUN pip install -U pip
+
+COPY requirements.txt .
+RUN pip install --no-cache-dir -r requirements.txt
+
+WORKDIR /opt/notebooks
+
+RUN git clone https://github.com/luisguiserrano/manning.git
+RUN cp -R manning/Chapter_* .
+RUN rm -rf manning
+CMD ["/opt/conda/bin/jupyter", "notebook", "--notebook-dir=/opt/notebooks", "--ip=*", "--port=8888", "--no-browser", "--allow-root"]

docker/jupyter/requirements.txt

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+numpy
+pandas
+matplotlib
+turicreate
+jupyter
+jupyterlab
+jupyterlab-server
+Keras-Preprocessing
+scikit-image
+scikit-learn
+tensorflow