Minor edits. Replaced "not" operator with "!" to fix AppVeyor build failed.

Author: lnzmst

hardware/MQTT.cpp

@@ -225,25 +225,25 @@ void MQTT::on_message(const struct mosquitto_message *message)
 		std::string svalue = (bsvalue) ? root["svalue"].asString() : "";
 		bool bParseTrigger = (bParseValue) ? root["parse"].asBool() : true;
 
-		int signal_level = 12;
-		bool b_signal_level = not root["RSSI"].empty();
-		if (b_signal_level)
+		int signallevel = 12;
+		bool b_signallevel = ! root["RSSI"].empty();
+		if (b_signallevel)
 		{
 			if (not root["RSSI"].isInt())
 				goto mqttinvaliddata;
-			signal_level = root["RSSI"].asInt();
+			signallevel = root["RSSI"].asInt();
 		}
 
-		int battery_level = 255;
-		bool b_battery_level = not root["Battery"].empty();
-		if (b_battery_level)
+		int batterylevel = 255;
+		bool b_batterylevel = ! root["Battery"].empty();
+		if (b_batterylevel)
 		{
 			if (not root["Battery"].isInt())
 				goto mqttinvaliddata;
-			battery_level = root["Battery"].asInt();
+			batterylevel = root["Battery"].asInt();
 		}
 
-		if (!m_mainworker.UpdateDevice(HardwareID, DeviceID, unit, devType, subType, nvalue, svalue, signal_level, battery_level, bParseTrigger))
+		if (!m_mainworker.UpdateDevice(HardwareID, DeviceID, unit, devType, subType, nvalue, svalue, signallevel, batterylevel, bParseTrigger))
 		{
 			_log.Log(LOG_ERROR, "MQTT: Problem updating sensor (check idx, hardware enabled)");
 			return;