output: adds style-sheet (config turned off unused authorization filter)

data-discovery/src/main/java/vlkb/output/XmlSerializer.java

@@ -33,7 +33,7 @@ public final class XmlSerializer
 
       BufferedWriter out = new BufferedWriter( writer );
 
-      //out.write("<?xml-stylesheet type='text/xsl' href='VOTable2XHTML.xsl'?>");
+      out.write("<?xml-stylesheet type='text/xsl' href='VOTable2XHTML.xsl'?>");
       //out.write("<?xml-stylesheet type='text/xsl' href='http://www.ivoa.net/internal/IVOA/VOTableSoftware/VOTable2XHTML.xsl'?>");
       out.write( "<VOTABLE version='1.1'>\n" );
       out.write( "<RESOURCE>\n" );