anchor.diff:  RUN echo 'export PATH="./vendor/bundle/ruby/2.1.0/bin:$HOME/.rvm/bin:$HOME/.yarn/bin:/usr/local/bin:$PATH"' >> /etc/profile
   COPY ruby-2.1.0.tgz /app/ruby-2.1.0.tgz
   RUN sudo tar -xvf /app/ruby-2.1.0.tgz -C /usr/local
  -# COPY ./ruby-2.1.0/* /usr/local/
  -# COPY ./ruby-2.1.0/bin/* /usr/local/bin/
  -# COPY ./ruby-2.1.0/include/* /usr/local/include/
  -# COPY ./ruby-2.1.0/lib/* /usr/local/lib/
  -# COPY ./ruby-2.1.0/share/* /usr/local/share/
   
   ## Ruby/bundler stuff
   # RUN gem source -r https://rubygems.org/ && \
  
positive.code: # docker run --restart=always -d --name logspout-papertrail \
  #   -v=/var/run/docker.sock:/var/run/docker.sock gliderlabs/logspout  \
  #   syslog://logs.papertrailapp.com:20634
  ENTRYPOINT echo "WARN: INHERIT/OVERRIDE THIS DOCKER IMAGE - SET ENTRYPOINT!"
  
negative.code: #         gem install rubygems-update && \
  #         update_rubygems && \
  
  ENV DOCKER_OPTS="--mtu 1400"
  # USER www-data
  COPY Gemfile* /app/
  RUN DEBIAN_FRONTEND=noninteractive \
       gem install bundler --no-rdoc --no-ri && \
       bundle install --deployment
  # USER root
  
  RUN curl --insecure -fsSLO https://get.docker.com/builds/Linux/x86_64/docker-1.12.3.tgz && tar --strip-components=1 -xvzf docker-1.12.3.tgz -C /usr/local/bin && chmod +x /usr/local/bin/docker
  RUN curl --insecure -L "https://github.com/docker/compose/releases/download/1.8.1/docker-compose-$(uname -s)-$(uname -m)" > /usr/local/bin/docker-compose && chmod +x /usr/local/bin/docker-compose
  ENV NVM_DIR=/usr/local/nvm
  RUN curl --insecure -o- https://raw.githubusercontent.com/creationix/nvm/v0.32.1/install.sh | bash
  RUN /bin/bash -c "source $NVM_DIR/nvm.sh && nvm install 6 && nvm alias default 6"
  