PING more than one IP/host

[flow23]

Is your feature request related to a problem? If so, please describe the problem.
It would be nice to define the IP/host per PING in theme.yaml instead of config.yaml.

Describe the feature / solution to your problem you'd like
STATS:
PING:
INTERVAL: 5
HOST: 10.0.1.1
GRAPH:
SHOW: True

Describe alternatives you've considered / and or tested
N/A

Screenshots / photos & mockups of the Turing screen
N/A

Environment:
N/A

Additional context
N/A