Refresh UI components and showcase; release updated framework packages

examples/component-showcase/app/pages/components/section.wrn

@@ -130,8 +130,8 @@ page SectionDetail {
       </aside>
     </div>
     <nav class="detail-pagination">
-      <a href="/components/public-page-shell"><small>Previous</small><strong>← Public Page Shell</strong></a>
-      <a href="/components/section-header"><small>Next</small><strong>Section Header →</strong></a>
+      <a href="/components/link"><small>Previous</small><strong>← Link</strong></a>
+      <a href="/components/typography"><small>Next</small><strong>Typography →</strong></a>
     </nav>
   }
 }