Added force refresh to the config set page.

appengine/config_service/ui/bower.json

Index: appengine/config_service/ui/bower.json
diff --git a/appengine/config_service/ui/bower.json b/appengine/config_service/ui/bower.json
index 62e6ebabdf4500ba7d07f7820894116751643d1a..64544fa8bc2afb86b5bcc49d5bb5dbb4519a7059 100644
--- a/appengine/config_service/ui/bower.json
+++ b/appengine/config_service/ui/bower.json
@@ -11,6 +11,10 @@
     "paper-item": "^2.0.0",
     "paper-icon-button": "^2.0.0",
     "iron-icon": "^2.0.0",
+    "iron-icons": "2.0.0",
+    "iron-iconset-svg": "2.0.0",
+    "iron-flex-layout": "2.0.0",
+    "iron-meta": "2.0.0",
     "app-route": "PolymerElements/app-route#^2.0.0"
   },
   "devDependencies": {
@@ -23,6 +27,9 @@
     "webcomponentsjs": "^1.0.0",
     "iron-icon": "^2.0.0",
     "iron-a11y-keys-behavior": "^2.0.1",
-    "paper-ripple": "^2.0.0"
+    "paper-ripple": "^2.0.0",
+    "paper-styles": "^2.0.0",
+    "iron-iconset-svg": "2.0.0",
+    "iron-meta": "2.0.0"
   }
-}
+}