| ⇢ | A | Application added | |
| ⇢ | A | SelfUpdateCommand added |
| ⇢ | A | Application::__construct() added | |
| ⇢ | A | Application::getDefaultHelperSet() added | |
| ⇢ | A | Application::getDefaultCommands() added | |
| ⇢ | A | Application::checkExtensions() added | |
| ⇢ | A | SelfUpdateCommand::configure() added | |
| ⇢ | A | SelfUpdateCommand::execute() added | |
| B | ↗ | A | InstallerCommand::configure() improved |