[Form5] Fix: Options's Label trouble
[Model] Fix: Database-method added static modifiers
[Cache] Change: Added check memcache module loaded logic.
[OnePiece5] New: Implements Module method.
Merge branch 'develop' of https://github.com/TomoakiNagahara/op-core into develop
Merge branch 'develop-module' of https://github.com/TomoakiNagahara/op-core into develop-module
[OnePiece5] Change: Added error message.
[PDO/PDO5] Fix: Notice error.
[Wizard] Fix: helper's bug
[PDO] Change: Added StackError
[Wizard] New: Create CheckDatabase-method
[PDO/PDO5] Fix: GetDatabaseList-method's return value
[PDO/PDO5] Fix: GetDatabaseList-method's return value
[Wizard] New: Create CheckDatabase-method.
[PDO] Fix: Separate select-database and select-charset
[merge] origin