link.setAttribute("url", "../userguide/feature_lifecycle.html");
            link.appendChild(document.createTextNode("incubating"));
            para.appendChild(document.createTextNode(" and may change in a future version of Gradle."));
        }
        if (elementDoc.isReplaced()) {
            Document document = parent.getOwnerDocument();
            Element caution = document.createElement("caution");

        return excludedPackages;
    }

    // TODO: This doesn't really make sense to be part of the user manual generation, but it's so tied up into it
    // it's left here for a future project.
    private void generateDefaultImports(Project project, TaskContainer tasks, GradleDocumentationExtension extension) {
        List<String> excludedPackages = getDefaultExcludedPackages();