Update bower.json to use polymer core elements

architecture-examples/polymer/bower.json

 {
-	"name": "todomvc-template",
-	"version": "0.0.0",
+	"name": "todomvc-polymer",
+	"version": "0.0.1",
 	"dependencies": {
 		"todomvc-common": "~0.1.4",
-		"polymer-selector": "Polymer/polymer-selector",
+		"core-selector": "Polymer/core-selector",
 		"flatiron-director": "Polymer/flatiron-director",
-		"polymer-localstorage": "Polymer/polymer-localstorage"
+		"core-localstorage": "Polymer/core-localstorage"
 	}
 }