anchor.diff:      tsung \
       phantom \
       phantom-ssl \
  -    firefox=45.0.2+build1-0ubuntu1 \
  +    firefox \
       chromium-browser \
       pepperflashplugin-nonfree \
       flashplugin-installer \
  
positive.code:     npm \
    && pip install --upgrade setuptools pip \
    && pip install locustio bzt && pip uninstall -y bzt \
    && pip install --upgrade selenium==2.53.0 \
    && npm install -g mocha \
    && gem install rspec \
    && gem install selenium-webdriver \
  
negative.code: 
  RUN bzt /tmp/bzt-src/examples/all-executors.yml -o settings.artifacts-dir=/tmp/all-executors-artifacts
  
  
  #RUN bzt /tmp/bzt-src/examples/all-executors.yml -o settings.artifacts-dir=/tmp/all-executors-artifacts || cat /tmp/all-executors-artifacts/selenium.err ; exit 1
  
  #RUN cd /tmp/all-executors-artifacts \
  #  && ls -la \
  #  && grep \  * \
  