Adding unicode support to boost

http://lists.boost.org/MailArchives/boost/msg73353.php
(boost.devel 2004/10/19~)
キタワ＊・゜゜・＊：.。..。.：＊・゜（ｎ‘∀‘）η゜・＊：.。. .。.：＊・゜゜・＊!!!!
＃って，卒論かよっ！！