anchor.diff:      && apt-get install -y software-properties-common libncurses5:i386 libstdc++6:i386 zlib1g:i386 unzip cmake expect wget curl git build-essential \
       && apt-get install --reinstall ca-certificates \
       && add-apt-repository -y ppa:webupd8team/java \
  -    && curl -sL https://deb.nodesource.com/setup_7.x | bash - \
  +    && curl -sL https://deb.nodesource.com/setup_8.x | bash - \
       && apt-get update \
       && echo oracle-java8-installer shared/accepted-oracle-license-v1-1 select true | /usr/bin/debconf-set-selections \
       && apt-get install -y oracle-java8-installer nodejs \
  
positive.code: 
  # Install upload-apk helper
  
  RUN npm install -g xcode-build-tools@4.4.2
  
negative.code: 
  # Install the SDK
  
  ENV ANDROID_SDK_URL https://dl.google.com/android/repository/sdk-tools-linux-3859397.zip
  
  RUN cd /opt \
      && wget --output-document=android-sdk.zip --quiet $ANDROID_SDK_URL \
  