fixing service tests

service/src/test/java/lcsb/mapviewer/services/impl/ProjectServiceTest.java

@@ -911,7 +911,7 @@ public class ProjectServiceTest extends ServiceTestFunctions {
       Model model = new ModelFullIndexed(null);
       model.setWidth(size);
       model.setHeight(size);
-      String xml = new CellDesignerXmlParser().toXml(model);
+      String xml = new CellDesignerXmlParser().model2Xml(model);
       InputStream is = new ByteArrayInputStream(xml.getBytes(StandardCharsets.UTF_8));
 
       CreateProjectParams params = createProjectParams("sample.xml", is);