Refresh UI components and showcase; release updated framework packages

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

@@ -125,7 +125,7 @@ page LinkDetail {
     </div>
     <nav class="detail-pagination">
       <a href="/components/layout-splitter"><small>Previous</small><strong>← Layout Splitter</strong></a>
-      <a href="/components/public-page-shell"><small>Next</small><strong>Public Page Shell →</strong></a>
+      <a href="/components/section"><small>Next</small><strong>Section →</strong></a>
     </nav>
   }
 }