rewrite extraction interface into PHP MVC architecture. (Although js hasn't been rewritten into MVC, it's fitted into the current PHP MVC architecture.) - The root of the new PHP MVC is at 'develop/'. - extraction interface is called "Extractapp" with several action, eg TaggingText, EditWordlist, EditTaglist, ExportTable.

<?
	$fp=fopen("lang.tmp","w");
	fwrite($fp,basename($_SERVER['QUERY_STRING']));
	fclose($fp);
	header("Location: index.php");
?>