DATAJDBC-329 - Polishing.

Applied review feedback.

Original pull request: #116.

spring-data-jdbc/src/main/java/org/springframework/data/jdbc/repository/config/AbstractJdbcConfiguration.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2019 the original author or authors.
+ * Copyright 2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -71,7 +71,7 @@ public abstract class AbstractJdbcConfiguration {
 	 * @return must not be {@literal null}.
 	 */
 	@Bean
-	public JdbcConverter relationalConverter(RelationalMappingContext mappingContext) {
+	public JdbcConverter jdbcConverter(RelationalMappingContext mappingContext) {
 		return new BasicJdbcConverter(mappingContext, jdbcCustomConversions());
 	}