| ⇢ | A | ElementTypeRegistry added | |
| A | ↛ | SiteTreeExtensionTest removed | |
| A | ↛ | SiteTreeExtension removed |
| ⇢ | A | ElementTypeRegistry::generate() added | |
| ⇢ | A | ElementTypeRegistry::registerElement() added | |
| ⇢ | A | ElementTypeRegistry::getDefinition() added | |
| ⇢ | A | ElementalAreasExtension::requireDefaultRecords() added | |
| ⇢ | A | ElementalAreasExtension::ensureElementalAreasExist... added | |
| ⇢ | A | ElementTypeRegistry::getTabProvider() added | |
| ⇢ | A | ElementTypeRegistry::getDefinitions() added | |
| ⇢ | A | BaseElement::getBlockConfig() added | |
| ⇢ | A | ElementsInUseReport::getBreadcrumbs() added | |
| A | ↘ | B | BaseElement::CMSEditLink() got worse |
| A | ↛ | SiteTreeExtensionTest::testSiteTreeAlwaysHasElemen... removed | |
| A | ↛ | SiteTreeExtension::ElementalAreaIfExists() removed |