DATAREST-258 - Mitigate changes in Spring Data Neo4j 3.0.1.

We now explicitly set a base backage in the Neo4jConfiguration to make sure, the domain classes get added to the MappingContext upfront. Filed DATAGRAPH-448 [0] for some reasonable defaulting going forward.

[0] https://jira.spring.io/browse/DATAGRAPH-448

spring-data-rest-webmvc/src/test/java/org/springframework/data/rest/webmvc/neo4j/Neo4jWebTests.java

@@ -48,10 +48,15 @@ public class Neo4jWebTests extends AbstractWebIntegrationTests {
 	@EnableTransactionManagement
 	static class TestConfig extends Neo4jConfiguration {
 
+		public TestConfig() {
+			setBasePackage(Neo4jWebTests.class.getPackage().getName());
+		}
+
 		@Bean(destroyMethod = "shutdown")
 		public GraphDatabaseService graphDatabaseService() {
 			return new GraphDatabaseFactory().newEmbeddedDatabase("target/graphdb");
 		}
+
 	}
 
 	@Autowired TestDataPopulator populator;