def value_to_db_time(self, value):
        if value is None:
            return None
        return unicode(value)
Get the whole configuration dict: reading the base common-config and
dataset/ETHPy150Open AppScale/appscale/AppServer/lib/django-1.2/django/db/backends/__init__.py/BaseDatabaseOperations.value_to_db_time--crossover with--dataset/ETHPy150Open XiaoMi/minos/client/service_config.py/ServiceConfig.get_config_dict_full