'Return a list of all images filtered by input parameters.
For a full list of available parameters, please refer to the official
API reference:
http://developer.openstack.org/api-ref/image/v1/#list-images
Most parameters except the following are passed to the API without
any changes.
:param changes_since: The name is changed to changes-since'

def list_images(self, detail=False, **kwargs):

    url = 'images'
    if detail:
        url += '/detail'
    if ('changes_since' in kwargs):
        kwargs['changes-since'] = kwargs.pop('changes_since')
    if kwargs:
        url += ('?%s' % urllib.urlencode(kwargs))
    (resp, body) = self.get(url)
    self.expected_success(200, resp.status)
    body = json.loads(body)
    return rest_client.ResponseBody(resp, body)
