message: Attempting to fix suddenly broken linux build
diff: @@ -42,6 +42,11 @@ before_install:
  chmod +x cmake-${CMAKE_VERSION}-Linux-x86_64.sh
  ./cmake-${CMAKE_VERSION}-Linux-x86_64.sh --prefix=$HOME/usr --exclude-subdir --skip-license
  cmake --version
  + sudo apt-get update
  + sudo apt-get install libx11-dev
  + sudo apt-get install mesa-common-dev
  + sudo apt-get install mesa-utils
  + sudo apt-get install libgl-dev
  fi
  addons:
  