Reorganized module import.
Dropped the import of constants.VERSION, when it wasn't really needed.
Centralized the import of os, re and locale in VirtualMailManager/__init__.py.
Also moved w_std() and w_err() from vmm to the __init__.py.
# -*- coding: UTF-8 -*-
# Copyright (c) 2007 - 2009, VEB IT
# See COPYING for distribution information.
MISSING_ARGS = 1
UNKNOWN_COMMAND = 2
USER_INTERRUPT = 3