FEAT #9514 Merge data + rollback

src/app/action/controllers/AcknowledgementReceiptTrait.php

src/app/action/controllers/ActionMethodController.php

src/app/contact/controllers/ContactController.php

src/app/contact/models/ContactModelAbstract.php

src/app/contentManagement/controllers/MergeController.php

src/app/convert/controllers/ConvertPdfController.php

src/app/note/models/NoteModel.php

src/app/resource/controllers/ExportController.php