Update main.c print battery status mode ON or OFF

main.c

@@ -179,7 +179,11 @@ int main(int argc, char * argv[]) {
 
   battery_saver_mode = battery_saver_check();
 
-  fprintf(stderr, "\nbattery_saver_mode: %d \n\n", battery_saver_mode);
+  if (battery_saver_mode == ON)	
+  	fprintf(stderr, "\nBattery_saver_mode is ON\n\n");
+  else
+	fprintf(stderr, "\nBattery_saver_mode is OFF\n\n");
+	
   fflush(stderr);
   
   if (mode == AFSK)