| ⇢ | A | ObjectRelationTest added |
| ⇢ | A | Relations::getRelations() added | |
| ⇢ | A | ObjectRelationTest::setUpBeforeClass() added | |
| ⇢ | A | ObjectRelationTest::testObjectAddRelation() added | |
| ⇢ | A | RelationFactory::validateRelationType() added | |
| ⇢ | A | ObjectProxy::addRelation() added | |
| ⇢ | A | ObjectProxy::getRelations() added | |
| ⇢ | A | RelationsTrait::addRelation() added | |
| ⇢ | A | RelationsTrait::getRelations() added | |
| A | ↘ | B | Relations::addRelation() got worse |