More settings needed for TRVZB

@eerke @njdt i was reading through What’s the plan for TRVZB? where @Alexie says the following:

But in this topic March was given as a possible date. So i thought I will give it a try and see if I could connect it to the iHost and it looks likes this works now.

TRV device is also found by node-red at this moment but have not been able to do more tests at this moment.