fixed a serious bug in xml serialization

xml:base was missing but IRIs where "relative"

Author: dvcama

src/main/java/org/dvcama/lodview/builder/ResourceBuilder.java

@@ -125,6 +125,9 @@ public String buildRDFResource(String IRI, String sparql, Lang lang, Configurati
 
 		ByteArrayOutputStream baos = new ByteArrayOutputStream();
 		RDFWriter rdfWriter = model.getWriter(lang.getName());
+		rdfWriter.setProperty("showXMLDeclaration","true");
+		rdfWriter.setProperty("relativeURIs","");
+
 		rdfWriter.write(model, baos, conf.getIRInamespace());
 
 		byte[] resultByteArray = baos.toByteArray();
@@ -141,6 +144,9 @@ public String buildRDFResource(String IRI, Model m, Lang lang, ConfigurationBean
 
 		ByteArrayOutputStream baos = new ByteArrayOutputStream();
 		RDFWriter rdfWriter = model.getWriter(lang.getName());
+		rdfWriter.setProperty("showXMLDeclaration","true");
+		rdfWriter.setProperty("relativeURIs","");
+
 		rdfWriter.write(model, baos, conf.getIRInamespace());
 
 		byte[] resultByteArray = baos.toByteArray();