Get default driver wrapper, configure it and connect driver

        :param config_files: driver wrapper specific config files
        :returns: default driver wrapper
        :rtype: toolium.driver_wrapper.DriverWrapper

def connect_default_driver_wrapper(cls, config_files=None):
        """Get default driver wrapper, configure it and connect driver

        :param config_files: driver wrapper specific config files
        :returns: default driver wrapper
        :rtype: toolium.driver_wrapper.DriverWrapper
        """
        driver_wrapper = cls.get_default_wrapper()
        if not driver_wrapper.driver:
            config_files = DriverWrappersPool.initialize_config_files(config_files)
            driver_wrapper.configure(config_files)
            driver_wrapper.connect()
        return driver_wrapper