[Wizard] Fix: Timing of selftest.
[i18n] Change: Added language of translation target.
[i18n] Add: SetLang method.
[NewWorld5] Fix: Wizard into content.
[Wizard] Del: remove garbage code
[Wizard] Fix: Case of CreateUser, host is application server.
[Wizard] Chg: Adjustment of the error display.
[OnePiece5] Del: remove garbage code
[OnePiece5] Fix: Error class's error notice tables's look and feel.
[OnePiece5] New: Get(Remove) error's stack method.
[Model/Model] Fix: About for selftest.
[OnePiece5] Chg: Remove define
[Toolbox] New: toConfig method
[Wizard] Fix: permit user's host
[PDO/PDO5] Fix: SQL injection and other
[Model/Model] Del: remove gabage code
[OnePiece5] New: If time zone is not set, then set to UTC.
[PDO5] Chg: Optimized PDO5
[i18n] Fix: Selftest config.
[Toolbox] Fix: GetDomain, Support Apache's Proxy