code: def get_submissions(self, limit=None):
          
          url = (self._imgur._base_url + "/3/account/{0}/submissions/"
                 "{1}".format(self.name, '{}'))
          resp = self._imgur._send_request(url, limit=limit)
          return [_get_album_or_image(thing, self._imgur) for thing in resp]
docs: Return a list of the images a user has submitted to the gallery.