closing #531

library/src/main/java/org/mustangproject/ZUGFeRD/ZUGFeRDImporter.java

@@ -655,6 +655,7 @@ public class ZUGFeRDImporter extends ZUGFeRDInvoiceImporter {
 
 	/**
 	 * returns a list of LineItems
+	 * @deprecated use invoiceimporter getZFItems
 	 *
 	 * @return a List of LineItem instances
 	 */

library/src/test/java/org/mustangproject/ZUGFeRD/ZF2ZInvoiceImporterTest.java

@@ -29,6 +29,7 @@ import javax.xml.xpath.XPathExpressionException;
 import java.io.File;
 import java.io.FileInputStream;
 import java.io.IOException;
+import java.io.InputStream;
 import java.math.BigDecimal;
 import java.nio.charset.StandardCharsets;
 import java.nio.file.Files;