| ⇢ | A | MarkupFixer added | |
| ⇢ | A | HtmlHelper added | |
| ⇢ | A | UniqueSluggifier added |
| ⇢ | A | MarkupFixer::fix() added | |
| ⇢ | A | HtmlHelper::traverseHeaderTags() added | |
| ⇢ | A | MarkupFixer::__construct() added | |
| ⇢ | A | HtmlHelper::determineHeaderTags() added | |
| ⇢ | A | HtmlHelper::isFullHtmlDocument() added | |
| ⇢ | A | UniqueSluggifier::slugify() added | |
| ⇢ | A | UniqueSluggifier::__construct() added | |
| A | ↛ | MainContentManager::getContentWithoutIntro() removed |