anchor.diff:  
   # RVM
   RUN command curl -sSL https://rvm.io/mpapis.asc | gpg --import - && \
  -    curl -L https://get.rvm.io | bash -s stable --ruby=2.1.3
  -
  -# NVM
  -RUN curl -o- https://raw.githubusercontent.com/creationix/nvm/v0.25.3/install.sh | bash && \
  -    bash -c "source ~/.nvm/nvm.sh && \
  -    nvm install v0.12 && \
  -    nvm alias default v0.12 && \
  -    npm install -g ember-cli bower"
  +    curl -L https://get.rvm.io | bash -s stable --ruby=2.2.3
   
   # Hummingbird
   WORKDIR /opt/hummingbird
  
positive.code: 
  COPY . /opt/hummingbird
  
  WORKDIR /opt/hummingbird/frontend
  RUN bash -c "source ~/.nvm/nvm.sh && \
      npm install && \
      bower --allow-root install"
  
  EXPOSE 3000
  
  WORKDIR /opt/hummingbird
  ENTRYPOINT ["/opt/hummingbird/bin/entrypoint.sh"]
  CMD ["bundle", "exec", "foreman", "start", "--env=.env,.dockerenv"]
  
  
negative.code: FROM phusion/baseimage
  MAINTAINER Hummingbird Media, Inc.
  
  # Dependencies: PG client
  