anchor.diff:      azure.resource_group_name = resource_group
       azure.vm_name = vm_name
       azure.location = location
  -    # UbuntuServer  Canonical    14.04.5-LTS        Canonical:UbuntuServer:14.04.5-LTS:14.04.201701040        14.04.201701040
  -    azure.vm_image_urn = 'Canonical:UbuntuServer:14.04.5-LTS:14.04.201701040'
  +    azure.vm_image_urn = 'Canonical:UbuntuServer:16.04.0-LTS:16.04.201611150'
       azure.vm_size = 'Standard_DS1'
       azure.instance_ready_timeout = 300 # seconds (default=120)
     end
  
positive.code:     google.google_client_email = ENV['GOOGLE_CLIENT_EMAIL']
      google.google_json_key_location = ENV['GOOGLE_JSON_KEY_PATH']
  
      override.ssh.username = 'root'
      override.ssh.private_key_path = ENV['SSH_KEY_PATH']
  
      # Used to uniquely identify the VM
  
negative.code:     aws.secret_access_key = ENV['AWS_SECRET_KEY']
      aws.keypair_name = ENV['SSH_KEY_NAME']
  
      # Official Ubuntu 16.04 LTS (hvm:ebs-ssd) image for eu-west-1 from Canonical:
      #  https://cloud-images.ubuntu.com/locator/ec2/
      aws.ami = 'ami-6d48500b'
  
      # AWS default instance configuration
      aws.instance_ready_timeout = 300 # seconds (default=120)
  