add fullname property to DataNode

bliss/data/node.py

@@ -434,6 +434,11 @@ class DataNode(object):
     def name(self):
         return self._data.name
 
+    @property
+    @protect_from_kill
+    def fullname(self):
+        return self._data.fullname
+
     @property
     @protect_from_kill
     def type(self):