2006-08-14 IKEBE Tomohiro <ikebe@shebang.jp>
* added password41() to @EXPORT_OK list.
* support MySQL 4.1's PASSWORD() function.
* allow the string which contain Null characters.
Apply the patch from Zefram.
2004-02-24 IKEBE Tomohiro <ikebe@shebang.jp>
* fixed array overrun problem.
2003-04-24 IKEBE Tomohiro <ikebe@shebang.jp>
* original version