| ⇢ | A | WebController::getModifiedDate() added | |
| ⇢ | A | Controller::sendNotModifiedHeader() added | |
| ⇢ | A | Concept::getModifiedDate() added | |
| ⇢ | A | Vocabulary::getConceptScheme() added | |
| ⇢ | A | VocabularyConfig::getUseModifiedDate() added | |
| A | ↘ | B | WebController::invokeVocabularyConcept() got worse |