This way, you don't need to create useless networks and secrets files when you want to launch only one instance. The docker_test.sh script is still compatible, just use pica-etherpad/week or pica-etherpad/standard

Peertube

See merge request !56

As the script runs now inside a container, dependencies checking is no 
longer needed

See : https://grafana.com/grafana/dashboards/12214