anchor.diff:  ADD dkr/software/mechanics-shell /usr/local/bin/mechanics-shell
   
   ## Java ##
  -##RUN apt-get install -y openjdk-6-jdk
  +#RUN apt-get install -y openjdk-6-jdk
   #RUN apt-get install -y openjdk-7-jdk
  -#RUN apt-get install -y openjdk-8-jdk
  -RUN add-apt-repository -y ppa:webupd8team/java
  -RUN apt-get update
  +RUN apt-get install -y openjdk-8-jdk
  +#RUN apt-get install -y openjdk-9-jdk
  +#RUN apt-get install -y openjdk-10-jdk
  +RUN apt-get install -y openjdk-11-jdk
  +
  +#RUN add-apt-repository -y ppa:webupd8team/java
  +#RUN apt-get update
   
   #RUN echo "oracle-java6-installer shared/accepted-oracle-license-v1-1 select true" | debconf-set-selections;\
   #    echo "oracle-java6-installer shared/accepted-oracle-license-v1-1 seen true" | debconf-set-selections;\
  
positive.code: 
  RUN apt-get install locales
  RUN locale-gen en_US en_US.UTF-8
  
  RUN apt-get install -y curl wget
  RUN apt-get install -y git subversion
  
negative.code: #    ./configure;\
  #    make install
  #### Install from binary ####
  #RUN cd /usr/local/bin;\
  #    wget -nv http://lampwww.epfl.ch/~amin/dkr/chez/scheme;\
  #    chmod 755 scheme;\
  #    cd /usr/local/lib;\
  #    mkdir -p csv9.4/a6le;\
  #    cd csv9.4/a6le;\
  #    wget -nv http://lampwww.epfl.ch/~amin/dkr/chez/petite.boot;\
  #    wget -nv http://lampwww.epfl.ch/~amin/dkr/chez/scheme.boot
  
  RUN apt-get install -y chezscheme
  
  ### ML ###
  RUN apt-get install -y mlton-compiler
  