andNav2-mapTilesFileStructureFix

<?php
$path = ($tmp = $_SERVER['argv'][1]) ? $tmp : '.';
foreach (scandir($path) as $filepath) {
  if (strpos($filepath, '\\')) {
    $properFilepath = str_replace('\\', '/', $filepath);
    @mkdir(dirname($properFilepath), 0777, true);
    rename($filepath, $properFilepath);
  }
}