import org.mxchange.addressbook.contact.Contact;
import org.mxchange.addressbook.database.backend.csv.CsvBackend;
import org.mxchange.addressbook.database.frontend.BaseDatabaseFrontend;
import org.mxchange.addressbook.database.storage.Storeable;
import org.mxchange.addressbook.contact.Contact;
import org.mxchange.addressbook.database.backend.csv.CsvBackend;
import org.mxchange.addressbook.database.frontend.BaseDatabaseFrontend;
import org.mxchange.addressbook.database.storage.Storeable;