unnecessary pub functions removing

and use OMG method instead of low level ones

main/ZsensorGPIOInput.ino

@@ -72,14 +72,12 @@ void MeasureGPIOInput()
       if (InputState == HIGH)
       {
         trc(F("GPIO HIGH"));
-        pub(subjectGPIOInputtoMQTT, "HIGH");
         GPIOdata.set("gpio", "HIGH");
       }
       if (InputState == LOW)
       {
         trc(F("GPIO LOW"));
         GPIOdata.set("gpio", "LOW");
-        pub(subjectGPIOInputtoMQTT, "LOW");
       }
       if (GPIOdata.size() > 0)
         pub(subjectGPIOInputtoMQTT, GPIOdata);