Refresh UI components and showcase; release updated framework packages

packages/ui/components/SearchBox.wrn

@@ -82,6 +82,7 @@ component SearchBox {
   }
 
   style {
+    input[type="search"]::-webkit-search-cancel-button { -webkit-appearance:none; appearance:none; }
     .wrn-search-box { width: 100%; }
     .wrn-search-box__label {
       display: block;