Adding missing files

src/lib/pdata.cpp

+/*
+ * pdata.cpp
+ *
+ *  Created on: Feb 5, 2016
+ *      Author: Pietro Incardona
+ */
+
+#include "SubdomainGraphNodes.hpp"
+
+const std::string nm_v::attributes::name[] = {"x","y","z","communication","computation","memory","id","sub_id"};
+const std::string nm_e::attributes::name[] = {"communication"};
+const std::string nm_part_v::attributes::name[] = {"id","sub_id"};
+const std::string nm_part_e::attributes::name[] = {"id"};
+
+
+