Revert "Rename polymer and cr_elements v0_8 to v1_0"

third_party/polymer/v0_8/components/more-routing/routing.html

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 This code may only be used under the BSD style license found at http://polymer.github.io/LICENSE.txt
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 <link rel="import" href="route.html">
 
@@ skipping 117 matching lines @@
     if (driver) {
       console.warn('Changing routing drivers is not supported, ignoring. You should have only one <more-routing-config> on the page!');
       return;
     }
     driver = newDriver;
   }
 });
 
 })(window);
 </script>