anchor.diff:  # DockertFile for the Massive-PotreeConverter
  -FROM continuumio/miniconda3
  +FROM ubuntu:16.04
   MAINTAINER Oscar Martinez Rubi <o.rubi@esciencecenter.nl>
   RUN apt-get update -y
   
   # INSTALL compilers and build toold
  -RUN apt-get install -y gcc cmake build-essential g++
  +RUN apt-get install -y wget git cmake build-essential gcc g++ 
   
   # INSTALL PDAL
   RUN apt-get install -y libgeos-dev libproj-dev libtiff-dev libgeotiff-dev
  
positive.code: WORKDIR /opt/PotreeConverter
  RUN mkdir build
  WORKDIR /opt/PotreeConverter/build
  RUN apt-get install -y libboost-dev libboost-system1.55-dev libboost-thread1.55-dev libboost-filesystem1.55-dev libboost-program-options1.55-dev libboost-regex1.55-dev
  RUN cmake -DCMAKE_BUILD_TYPE=Release -DLASZIP_INCLUDE_DIRS=/opt/LAStools-PC/LASzip/dll -DLASZIP_LIBRARY=/opt/LAStools-PC/LASzip/build/src/liblaszip.so ..
  RUN make
  RUN ln -s /opt/PotreeConverter/build/PotreeConverter/PotreeConverter /usr/local/bin/PotreeConverter
  
  # INSTALL LAStools
  WORKDIR /opt/
  RUN wget http://www.cs.unc.edu/~isenburg/lastools/download/lastools.zip
  RUN apt-get install -y unzip
  RUN unzip lastools.zip
  
negative.code: RUN ln -s /opt/LAStools/bin/lasinfo /usr/local/sbin/lasinfo
  RUN ln -s /opt/LAStools/bin/lasmerge /usr/local/sbin/lasmerge
  
  
  # INSTALL pycoeman
  RUN apt-get install -y python-pip python-dev build-essential libfreetype6-dev libssl-dev libffi-dev
  RUN pip install git+https://github.com/NLeSC/pycoeman
  
  # INSTALL Massive-PotreeConverter
  