code: public static String getUrl(PhotoInfo info) {
      return JinxConstants.FLICKR_PHOTO_URL + info.getOwnerUserId() + '/' + info.getPhotoId();
  	}
docs: Get the photo page URL for this photo.
  <br>
  Photo URL's are in the format
  https://www.flickr.com/photos/{user-id}/{photo-id}
  <br>
  
  @param info identifies the photo to get the URL for.
  @return the url