| ⇢ | A | Middleware added | |
| A | ↛ | CollectionMapping removed |
| ⇢ | A | Middleware::call() added | |
| A | ↘ | B | Curl::send() got worse |
| A | ↘ | B | Image::merge() got worse |
| B | ↛ | CollectionMapping::craftItem() removed | |
| B | ↛ | CollectionMapping::save() removed | |
| A | ↛ | CollectionMapping::loadForParentId() removed | |
| A | ↛ | CollectionMapping::setParentIdForAll() removed |