Fix Ubuntu check to stop installation on Ubuntu 16.04 LTS (#1553)
Fix Ubuntu check to stop installation on Ubuntu 16.04 LTS (#1553)


duftler/spinnaker,duftler/spinnaker,spinnaker/spinnaker,skim1420/spinnaker,ewiseblatt/spinnaker,jtk54/spinnaker,skim1420/spinnaker,ewiseblatt/spinnaker,skim1420/spinnaker,duftler/spinnaker,jtk54/spinnaker,spinnaker/spinnaker,spinnaker/spinnaker,duftler/spinnaker,ewiseblatt/spinnaker,skim1420/spinnaker,ewiseblatt/spinnaker,spinnaker/spinnaker,jtk54/spinnaker