interface changes

added new data-strcutures for new sensors
new helper methods
fixed some issues

sensors/radio/model/WiFiModelLogDist.h

@@ -77,6 +77,14 @@ public:
 
 	}
 
+	void readFromXML(XMLDoc* doc, XMLElem* src) override {
+		throw Exception("not yet implemented");
+	}
+
+	void writeToXML(XMLDoc* doc, XMLElem* dst) override {
+		throw Exception("not yet implemented");
+	}
+
 };
 
 #endif // WIFIMODELLOGDIST_H