VMM/{Account,common,maillocation}: Dovecot version (check) fixes.
- Account: fixed versions dependencies.
- maillocation: use the version string, may be uses in a error message.
- common: version_hex() raises a ValueError, instead of returning 0,
if the version string is invalid.
# -*- coding: UTF-8 -*-
# Copyright (c) 2007 - 2010, Pascal Volk
# See COPYING for distribution information.
MISSING_ARGS = 1
UNKNOWN_COMMAND = 2
USER_INTERRUPT = 3