Used as example contract in different Workshops.
Solve error: ERROR: Version in "./docker-compose.yml" is unsupported
Follwed below steps to upgrade docker-compose in ubuntu16.04
$which docker-compose
/usr/bin/docker-compose
$sudo rm /usr/bin/docker-compose
curl -L https://github.com/docker/compose/releases/download/1.24.1/docker-compose-`uname -s`-`uname -m` -o /usr/local/bin/docker-compose
chmod +x /usr/bin/docker-compose