Fixed the issue that complex tokens get lost while reading in XML files.

src/main/java/de/upb/intergramm/serialization/xml/XMLText.java

@@ -50,6 +50,7 @@ public class XMLText extends TextImpl {
 			final JAXBContext jaxbContext = JAXBContext.newInstance(de.upb.intergramm.serialization.xml.model.Text.class);
 			final Unmarshaller jaxbUnmarshaller = jaxbContext.createUnmarshaller();
 			this.text = (de.upb.intergramm.serialization.xml.model.Text) jaxbUnmarshaller.unmarshal(new ByteArrayInputStream(xml.getBytes("UTF-8")));
+
 		} catch (final JAXBException e) {
 			e.printStackTrace();
 			logger.error("Exception", e);
@@ -256,10 +257,11 @@ public class XMLText extends TextImpl {
 			phrases.add(phrase);
 		}
 		// replace phrases in text
-		this.text.getPhrase().clear();
+		// this.text.getPhrase().clear();
 		this.text.getPhrase().addAll(phrases);
 
 		final ByteArrayOutputStream baos = new ByteArrayOutputStream();
+
 		try {
 			final JAXBContext jaxbContext = JAXBContext.newInstance(de.upb.intergramm.serialization.xml.model.Text.class);
 			final Marshaller jaxbMarshaller = jaxbContext.createMarshaller();