add getServer to Cell class

git-svn-id: https://svn.erp5.org/repos/neo/branches/prototype3@94 71dcc9de-d417-0410-9af5-da40c76e7ee4

neo/pt.py

@@ -25,6 +25,9 @@ class Cell(object):
     def getUUID(self):
         return self.node.getUUID()
 
+    def getServer(self):
+        return self.node.getServer()
+
 class PartitionTable(object):
     """This class manages a partition table."""