netowkr_name now is part of the message.

mitterlib/network/networkbase.py

@@ -183,8 +183,13 @@ class NetworkData(object):
         self.network = ''
         """The network id source of the message. Network classes don't need to
         worry about this field themselves; :class:`Networks` will set it when
-        merging information from all networks. *Networks should NEVER fill
-        this field*"""
+        merging information from all networks."""
+
+        self.network_name = ''
+        """The network name, source of the message. Again, network classes
+        don't need to worry about this field themselves 'cause
+        :class:`Networks` will set it when merging information from all
+        networks."""
 
         return