if [ "$TRAVIS_OS_NAME" != "osx" ]; then
sudo apt-get update -qq || true
sudo apt-get install -qq -y --no-install-recommends libusb-1.0.0-dev libgtk-3-dev
if [ "$TRAVIS_OS_NAME" != "osx" ]; then
sudo apt-get update -qq || true
sudo apt-get install -qq -y --no-install-recommends libusb-1.0.0-dev libgtk-3-dev