better internal name for customized rdf/xml edm writer

src/main/scala/ch/memobase/rico2edm/edm/subjects/ModelXMLTransformer.scala

@@ -20,10 +20,12 @@
 
 package ch.memobase.rico2edm.edm.subjects
 
-import ch.memobase.rico2edm.rdf.writer.RdfXmlWriter
+import ch.memobase.rico2edm.rdf.writer.{RdfXmlWriter => EDMRdfXmlWriter}
 import ch.memobase.rico2edm.utils.Helper
 import org.eclipse.rdf4j.model.Model
 import org.eclipse.rdf4j.rio.Rio
+//import org.eclipse.rdf4j.rio.rdfxml.RDFXMLWriter
+
 import java.io.StringWriter
 import java.time.ZonedDateTime
 import java.time.format.DateTimeFormatter
@@ -45,8 +47,8 @@ object ModelXMLTransformer {
 
     val sOut = new StringWriter
     //we use the adapted Writer for EDM
-    val rdfWriter = new RdfXmlWriter(sOut)
-    //val rdfWriter = new  RDFXMLWriter(sOut)
+    val rdfWriter = new EDMRdfXmlWriter(sOut)
+    //val rdfWriterstandard = new  RDFXMLWriter(sOut)
     Rio.write(model, rdfWriter)
 
     //create whole ES structure and replace XML prolog