DATAREST-1446 - Polishing.

Test cases.

Original pull request: #366.

spring-data-rest-webmvc/src/main/java/org/springframework/data/rest/webmvc/support/DefaultExcerptProjector.java

@@ -64,6 +64,7 @@ public class DefaultExcerptProjector implements ExcerptProjector {
 	public boolean hasExcerptProjection(Class<?> type) {
 
 		ResourceMetadata metadata = mappings.getMetadataFor(type);
+
 		return metadata == null ? false : metadata.getExcerptProjection().isPresent();
 	}
 }