anchor.diff:  # dput breaks Docker build
   RUN printf "Package: dput\nPin: origin \"\"\nPin-Priority: -1" >> /etc/apt/preferences
   #RUN add-apt-repository -y ppa:ubuntugis/ubuntugis-unstable
  +RUN apt-get install gdal-bin #2.4.2+dfsg-1
   
   # Download GDAL
  -RUN wget http://download.osgeo.org/gdal/2.3.1/gdal-2.3.1.tar.gz && \
  -	tar zxvf gdal-2.3.1.tar.gz && \
  -	cd gdal-2.3.1 && \
  -	./configure && \
  -	make && \
  -	make install && \
  -	ldconfig && \
  -	# Test
  -	gdalwarp --version
  +#ENV GDAL_VERSION 3.0.1
  +#RUN wget http://download.osgeo.org/gdal/$GDAL_VERSION/gdal-$GDAL_VERSION.tar.gz && \
  +	#tar zxvf gdal-$GDAL_VERSION.tar.gz && \
  +	#cd gdal-$GDAL_VERSION && \
  +	#./configure && \
  +	#make && \
  +	#make install && \
  +	#ldconfig && \
  +
  +# Test
  +RUN gdalwarp --version
   
   # Set the working directory to /coal
  -WORKDIR /coal
  +WORKDIR /pycoal
   
   # Copy the current directory contents into the container at /coal
  -ADD . /coal
  +ADD . /pycoal
   
   # Install pycoal from source, ensures we always use the latest development branch
  -RUN python setup.py install
  +RUN python3 setup.py install
  
positive.code: # Floor, Boston, MA 02110-1301, USA.
  
  # Use an official Python runtime as a base image (host debian:jessie)
  FROM python:3.6-slim
  
  MAINTAINER COAL Developers <coal-capstone@googlegroups.com>
  
  
negative.code: 		libgdal-dev \
  		libgeos-dev \
  		libgsl0-dev \
  		libopenscenegraph-3.4-dev \
  		libosgearth-dev \
  		libpq-dev \
  		libproj-dev \
  