Polishing.

Add author tags.

See #1721
Original pull request #1722

spring-data-jdbc/src/main/java/org/springframework/data/jdbc/core/convert/JdbcConverter.java

@@ -34,6 +34,7 @@ import org.springframework.lang.Nullable;
  * versa.
  *
  * @author Jens Schauder
+ * @author Mark Paluch
  * @since 1.1
  */
 public interface JdbcConverter extends RelationalConverter {

spring-data-jdbc/src/main/java/org/springframework/data/jdbc/repository/query/JdbcQueryMethod.java

@@ -50,6 +50,7 @@ import org.springframework.util.StringUtils;
  * @author Moises Cisneros
  * @author Hebert Coelho
  * @author Diego Krupitza
+ * @author Mark Paluch
  */
 public class JdbcQueryMethod extends QueryMethod {