I had a chat with one of the MySensors devellopers.
Smartsleep is still under development, so it's probably wise to wait for a more stable implementation.
This will probably be in the 2.2.0 release, but no guarantees.

Is it possible to implement MySensors smartSleep support? The smartSleep function tells the controller a node is asleep and sends a heartbeat when awake again. Supporting smartSleep, means messages that should be send to a sleeping node should be buffered. When the node sends a heartbeat, buffered ...

MySensors has variables V_VAR1 till V_VAR5. In the current Domoticz implementation the variables are stored in the database, when a node sends them to the gateway. The node can request the variables later. I want to use these variables as configuration parameters for the node. Is it possible to add ...