| ⇢ | A | Downloader added | |
| B | ↗ | A | Spider improved | 
| ⇢ | B | Downloader::fetchResource() added | |
| ⇢ | A | Downloader::download() added | |
| ⇢ | A | Downloader::setDispatcher() added | |
| ⇢ | A | Downloader::getDispatcher() added | |
| ⇢ | A | Downloader::matchesPostfetchFilter() added | |
| ⇢ | A | Downloader::getPersistenceHandler() added | |
| ⇢ | A | Downloader::getRequestHandler() added | |
| ⇢ | A | Spider::setDownloader() added | |
| ⇢ | A | Spider::getDownloader() added | |
| ⇢ | A | Downloader::setDownloadLimit() added | |
| ⋮ | view more | ||
| B | ↛ | Spider::fetchResource() removed | |
| A | ↛ | Spider::getPersistenceHandler() removed | |
| A | ↛ | Spider::matchesPostfetchFilter() removed | |
| A | ↛ | Spider::getRequestHandler() removed | |
| A | ↛ | Spider::isDownLoadLimitExceeded() removed | |
| A | ↛ | Spider::addPostFetchFilter() removed | |
| A | ↛ | Spider::setRequestHandler() removed | |
| A | ↛ | Spider::setPersistenceHandler() removed | |