Invalidate OID pool each time we reconnect to the primary because a new master

generate new OIDs from the last OID stored in storage which is not the last OID
allocated to clients.


git-svn-id: https://svn.erp5.org/repos/neo/branches/prototype3@917 71dcc9de-d417-0410-9af5-da40c76e7ee4

neo/client/app.py

@@ -363,6 +363,7 @@ class Application(object):
         lock = self._connecting_to_master_node_acquire()
         try:
             if self.master_conn is None:
+                self.new_oid_list = []
                 self.master_conn = self._connectToPrimaryMasterNode()
             return self.master_conn
         finally: