Added all required functionalities, time for cleaning

All actions to be added

lib/serialisation/XmlIO.cc

@@ -73,6 +73,7 @@ XmlReader::XmlReader(const string &fileName)
 void XmlReader::push(const string &s)
 {
   node_ = node_.child(s.c_str());
+  // add error check
 }
 
 void XmlReader::pop(void)

lib/serialisation/XmlIO.h

@@ -120,6 +120,7 @@ namespace Grid
     std::string buf;
     
     readDefault(s, buf);
+    std::cout << s << "   " << buf << std::endl;
     fromString(output, buf);
   }