message: adding sudo back, but keeping sudo: false
diff: @@ -8,10 +8,10 @@ before_install:
  - export CHROME_BIN=/usr/bin/google-chrome
  - export DISPLAY=:99.0
  - sh -e /etc/init.d/xvfb start
  - - apt-get update
  - - apt-get install -y libappindicator1 fonts-liberation
  + - sudo apt-get update
  + - sudo apt-get install -y libappindicator1 fonts-liberation
  - wget https://dl.google.com/linux/direct/google-chrome-stable_current_amd64.deb
  - - dpkg -i google-chrome*.deb
  + - sudo dpkg -i google-chrome*.deb
  before_script:
  - cd gulp
  - npm install -g karma
  