| ⇢ | A | UpdatesModelRelations added |
| ⇢ | A | UpdatesModelRelations::updateResourceRelationships... added | |
| ⇢ | A | UpdatesModelRelations::isFillableRelation() added | |
| A | ↛ | JsonApiController::updateRecordRelationships() removed | |
| A | ↛ | JsonApiController::getModelRelationships() removed |