Reset the state of the sandbox.
        http://docs.fiesta.cc/sandbox.html#post--reset

def reset(self):
        """
        Reset the state of the sandbox.
        http://docs.fiesta.cc/sandbox.html#post--reset
        """
        path = 'reset'
        request_data = {}   # Need to put data into the request to force urllib2 to make it a POST request
        response_data = self.request(path, request_data)
        success = response_data['reset']   # True of False
        return success