Remove/replace some Serial.print

GpsTracker/Debug.cpp

@@ -114,7 +114,6 @@ namespace debug {
 	void waitForSerial() {
 		while (!Serial);
 		Serial.begin(DEBUG_SERIAL_SPEED);
-		Serial.println("Starting !");
 	}
 
 	int freeRam() {

GpsTracker/GpsTracker.ino

@@ -80,6 +80,6 @@ void loop() {
 			break;
 		case debug::GPSTRACKER_DEBUG_COMMAND::SD_WRITE_TEST:
 		default:
-			Serial.println(F("Unsupported command !"));
+			NOTICE_MSG("loop", "Unsupported");
 	}
 }

GpsTracker/Positions.h

@@ -1,7 +1,6 @@
 #pragma once
 
 #include <SIM808_Types.h>
-#include "PositionsBackup.h"
 
 #define POSITION_SIZE 115