eZ Publish 5.x デフォルト設定
eZ/Bundle/EzPublishCoreBundle/Resources/config/default_settings.yml
フィールドタイプ（データタイプ）の宣言
vendor/ezsystems/ezpublish/eZ/Bundle/EzPublishCoreBundle/Resources/config/fieldtypes.yml
フィールドタイプのテンプレート
vendor/ezsystems/ezpublish/eZ/Bundle/EzPublishCoreBundle/Resources/views/content_fields.html.twig
content/location で使われる Controller
vendor/ezsystems/ezpublish/eZ/Publish/MVC/Symfony/Controller/Content/ViewController.php
異なる設定ファイル
ezpublish/config/ezpublish.yml defines the siteaccess, the database
configuration, the image_alias, set whether to directly use the legacy or not,
etc...
ezpublish/config/parameters.yml (included in config.yml) contains the path
to the pagelayout (ezpublish_legacy.view.default_layout)