Update heuristics

You can also set a string payload data on any node that gets passed in a bound witness

    class SomeViewController: UIViewController, BoundWitnessDelegate {
        ...
        if var bleClient = (xyoNode?.networks["ble"] as? XyoBleNetwork)?.client {
          bleClient.pollingInterval = 10
          bleClient.stringHeuristic = "Hi I'm Client"
        }
        
        if var bleServer = (xyoNode?.networks["ble"] as? XyoBleNetwork)?.server {
          bleServer.stringHeuristic = "Yo I'm Server"
        }
    }

RSSI values and time values are now passed by default client and server nodes