| A | ↛ | RequirementsStage removed |
| ⇢ | A | ZikulaRequirements::addZikulaSystemRequirements() added | |
| B | ↗ | A | UpgradeCommand::execute() improved |
| A | ↛ | ControllerHelper::requirementsMet() removed | |
| A | ↛ | RequirementsStage::getName() removed | |
| A | ↛ | RequirementChecker::getParameter() removed | |
| A | ↛ | RequirementsStage::isNecessary() removed | |
| A | ↛ | RequirementsStage::__construct() removed | |
| A | ↛ | RequirementsStage::getTemplateName() removed | |
| A | ↛ | RequirementsStage::getTemplateParams() removed |