trying a different install script in the Dockerfile

docker/Dockerfile

 FROM ros:kinetic
+
 RUN apt-get update
-RUN apt-get install -y unzip g++
-RUN apt-get install -y libopenblas-dev libhdf5-serial-dev
-ENV PATH="/usr/lib/x86_64-linux-gnu/:${PATH}"
-ENV ROS_HOME=/opt/ros/kinetic
-CMD ["bash"]
-
-# Essential
-RUN apt-get install -y openjdk-8-jdk openjdk-8-jre gcc make cmake ninja-build git python2.7 python-dev python-numpy swig libboost-all-dev curl wget python-tk
-RUN curl https://bootstrap.pypa.io/get-pip.py -o get-pip.py
-RUN python get-pip.py
-RUN pip install h5py numpy pyprind matplotlib
+RUN apt-get install -y build-essential git ninja-build ccache 
+RUN apt-get install -y libopenblas-dev libblas-dev 
+RUN apt-get install -y liblapack-dev libopencv-dev 
+RUN apt-get install -y libarmadillo-dev cmake 
+RUN apt-get install -y python2.7 python-dev python-tk
+RUN apt-get install -y python-numpy 
+RUN apt-get install -y python3-pip
+RUN apt-get install -y swig unzip 
+RUN apt-get install -y libboost-all-dev
 
 # Maven
 RUN apt-get install -y maven
 
-# Armadillo
 ADD armadillo-9.600.6.zip /root/armadillo.zip
 RUN unzip /root/armadillo.zip -d /root/armadillo
-RUN apt-get install -y libopenblas-dev liblapack-dev
-RUN cd /root/armadillo/armadillo-9.600.6 && \
-    cmake . && \
-    make    && \
-    make install
-
-# MXNET
-RUN apt-get install -y libopenblas-dev
-RUN apt-get install -y libblas-dev liblapack-dev
-RUN apt-get install -y build-essential
-RUN apt-get install -y libopenblas-dev
-RUN apt-get install -y libopencv-dev
+RUN cd /root/armadillo/armadillo-9.600.6 && cmake . && make && make install
+
 RUN git clone --recursive https://github.com/apache/incubator-mxnet.git mxnet
 RUN cd mxnet && git checkout tags/1.5.0 && git submodule update --recursive --init
 RUN cd mxnet && mkdir build && cd build && cmake -DUSE_CPP_PACKAGE=1 -DUSE_CUDA=0 -GNinja .. && ninja
 RUN cd mxnet && cp -r include/mxnet /usr/include/mxnet && cp -r cpp-package/include/mxnet-cpp /usr/include/ && cp -r 3rdparty/tvm/nnvm/include/nnvm /usr/include/ && cp -r 3rdparty/dmlc-core/include/dmlc /usr/include/
-RUN pip install numpy==1.16.5 mxnet==1.5.0
-RUN cp -r "$(dirname $(python -c 'import mxnet; print(mxnet.__file__)'))/libmxnet.so" /usr/lib
 
-# Numpy Library
-RUN rm -rf /usr/include/numpy && \
-    ln -s "$(python -c 'import numpy; print(numpy.get_include())')/numpy" /usr/include
+RUN pip3 install --user --upgrade "cmake>=3.13.2"
+
+RUN wget https://bootstrap.pypa.io/get-pip.py
+RUN python get-pip.py
+RUN pip install --user h5py matplotlib numpy==1.16.5 mxnet==1.5.1.post0
 
-# Set Display for TKInter
 RUN mkdir -p /root/.config/matplotlib
 RUN echo "backend : Agg" > /root/.config/matplotlib/matplotlibrc
+