See if multiple units can be read in a single get/post

[sHedC]

If a device has multiple modules it appears that the data is setup to support multiple units can be read in a single get.

See if this is possible and if so implement to save on number of requests for devices with multiple units attached.

[sHedC]

Can't work this out so will drop it, additionally whilst its possible to connect to the heatpump directly it requires a different User/ Password and for the v1 pumps uses outdated TLS/ SSL.