Update Polymer components.

third_party/polymer/components/app-route/README.md

Index: third_party/polymer/components/app-route/README.md
diff --git a/third_party/polymer/components/app-route/README.md b/third_party/polymer/components/app-route/README.md
index c3af1c8bcc1b22d725e83950cc9b1d5e7ec90002..ee6bdd1d8d8423f4f3ebbaec6e7dc78c2ba5a615 100644
--- a/third_party/polymer/components/app-route/README.md
+++ b/third_party/polymer/components/app-route/README.md
@@ -15,7 +15,7 @@ thing! https://github.com/PolymerLabs/tedium/issues
 [![Build status](https://travis-ci.org/PolymerElements/app-route.svg?branch=master)](https://travis-ci.org/PolymerElements/app-route)
 
 
-##<app-route>
+## <app-route>
 
 `app-route` is an element that enables declarative, self-describing routing
 for a web app.
@@ -89,7 +89,7 @@ the `app-route` will update `route.path`. This in-turn will update the
 
 
 
-##<app-location>
+## <app-location>
 
 `app-location` is an element that provides synchronization between the
 browser location bar and the state of an app. When created, `app-location`
@@ -149,7 +149,7 @@ window.dispatchEvent(new CustomEvent('location-changed'));
 
 
 
-##<app-route-converter>
+## <app-route-converter>
 
 `app-route-converter` provides a means to convert a path and query
 parameters into a route object and vice versa. This produced route object
@@ -207,7 +207,7 @@ turn is consumed by the `app-route`.
 
 
 
-##Polymer.AppRouteConverterBehavior
+## Polymer.AppRouteConverterBehavior
 
 Provides bidirectional mapping between `path` and `queryParams` and a
 app-route compatible `route` object.