anchor.diff:      wget $SWIFT_URL.sig && \
       gpg --verify $SWIFT_ARCHIVE_NAME.tar.gz.sig && \
       tar -xvzf $SWIFT_ARCHIVE_NAME.tar.gz -C / --strip 1 && \
  -    rm -rf $SWIFT_ARCHIVE_NAME* /tmp/* /var/tmp/*
  -
  +    rm -rf /tmp/* /var/tmp/* && \
  +    rm -rf $SWIFT_ARCHIVE_NAME*
   
   # For https://github.com/Zewo/Epoch
  -RUN apt-get install -y software-properties-common
  -RUN apt-get update && add-apt-repository 'deb [trusted=yes] http://apt.zewo.io/deb ./' | tee --append /etc/apt/sources.list
  -RUN apt-get update && apt-get install -y --force-yes uri-parser http-parser libvenice
  +# RUN apt-get install -y software-properties-common
  +# RUN apt-get update && add-apt-repository 'deb [trusted=yes] http://apt.zewo.io/deb ./' | tee --append /etc/apt/sources.list
  +# RUN apt-get update && apt-get install -y --force-yes uri-parser http-parser libvenice
   
   RUN apt-get clean && rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/*
   
  
positive.code: # Latest Swift Version
  # https://swift.org/builds/swift-2.2-branch/ubuntu1510/swift-2.2-SNAPSHOT-2016-03-01-a/swift-2.2-SNAPSHOT-2016-03-01-a-ubuntu15.10.tar.gz
  # https://swift.org/builds/development/ubuntu1510/swift-DEVELOPMENT-SNAPSHOT-2016-03-16-a/swift-DEVELOPMENT-SNAPSHOT-2016-03-16-a-ubuntu15.10.tar.gz
  #
  ENV SWIFT_BRANCH development
  # ENV SWIFT_BRANCH swift-2.2-branch
  ENV SWIFT_VERSION DEVELOPMENT-SNAPSHOT-2016-03-16-a
  ENV SWIFT_PLATFORM ubuntu15.10
  
  # Download and install Swift
  
negative.code:     apt-get install -y \
          git \
          clang \
          libxml2 \
          libicu55 \
          libpython2.7 \
          wget
  