Create default ConfigParser instance

def create_default_config():
    """
    Create default ConfigParser instance
    """
    import codecs
    config = ConfigParser.SafeConfigParser()
    config.readfp(StringIO(DEFAULT_CONFIG))

    # Load user settings
    filename = get_user_config_filename()
    if not os.path.exists(filename):
        from wizard import setup_wizard
        setup_wizard(config)
    else:
        try:
            fi = codecs.open(filename, 'r', encoding='utf-8')
            config.readfp(fi)
        finally:
            fi.close()
    return config