Make sure that _decodeUnlockInformation returns a tuple.

git-svn-id: https://svn.erp5.org/repos/neo/branches/prototype3@125 71dcc9de-d417-0410-9af5-da40c76e7ee4

neo/protocol.py

@@ -941,7 +941,7 @@ class Packet(object):
             tid = unpack('8s', self._body)[0]
         except:
             raise ProtocolError(self, 'invalid unlock information')
-        return tid
+        return (tid,)
     decode_table[UNLOCK_INFORMATION] = _decodeUnlockInformation
 
     def _decodeAbortTransaction(self):