def __init__(self, appdata, cnf=None):
cnf = cnf or {}
self.config = JCW_Config()
config_file = os.path.join(appdata.app_config_dir, self.config.filename)
self.config.load(config_file)
self.config.update(cnf)
self.appdata = appdata
self.cms = self.appdata.app.default_cms
self.loader = JCW_Loader()
self.saver = JCW_Saver()
self.new()
