make "rendered" wait to fire until parented

otherwise "findAll" won't work from "rendered"

packages/ui/base.js

@@ -1210,6 +1210,12 @@ UI.Component.parented = function () {
       self.dom.on(esh.events, esh.selector, esh.handler);
     });
   }
+
+  // XXX think about this callback's timing
+  if (self.rendered) {
+    updateTemplateInstance(self);
+    self.rendered.call(self.templateInstance);
+  }
 };
 
 // XXX

packages/ui/render.js

@@ -82,12 +82,6 @@ UI.render = function (kind, props, parentComp) {
     });
   }
 
-  // XXX think about this callback's semantics
-  if (comp.rendered) {
-    updateTemplateInstance(comp);
-    comp.rendered.call(comp.templateInstance);
-  }
-
   return comp;
 };