| A | ↘ | B | HttplugExtension got worse |
| ⇢ | B | Configuration::addAuthenticationPluiginNode() added | |
| ⇢ | B | HttplugExtension::configureAuthentication() added | |
| ⇢ | A | Configuration::validateAuthenticationType() added | |
| C | ↘ | D | HttplugExtension::configurePluginByName() got worse |