Get all the pending revisions after the current time

        :return: A list of revisions
        :rtype: list

def __get_pending_revisions(self):
        """
        Get all the pending revisions after the current time

        :return: A list of revisions
        :rtype: list

        """
        dttime = time.mktime(datetime.datetime.now().timetuple())
        changes = yield self.revisions.find({
            "toa" : {
                "$lt" : dttime,
            },
            "processed": False,
            "inProcess": None
        })
        if len(changes) > 0:
            yield self.set_all_revisions_to_in_process([change.get("id") for change in changes])

        raise Return(changes)