config_service: Changed lists from paper-items to paper-cards, fixed

appengine/config_service/ui/src/config-ui/config-ui.html

 <!--
   Copyright 2017 The LUCI Authors. All rights reserved.
   Use of this source code is governed under the Apache License, Version 2.0
   that can be found in the LICENSE file.
 -->
 
 <link rel="import" href="../../bower_components/polymer/polymer.html">
 <link rel="import" href="../../bower_components/app-layout/app-layout.html">
 <link rel="import" href="../../bower_components/paper-search/paper-search-bar.html">
 <link rel="import" href="../../bower_components/app-route/app-location.html">
 <link rel="import" href="../../bower_components/app-route/app-route.html">
 
 <link rel="import" href="../../common/auth-signin.html">
 <link rel="import" href="config-set.html">
 <link rel="import" href="front-page.html">
 
 <dom-module id="config-ui">
   <template>
     <style>
-      * {
-        font-family: sans-serif;
-      }
+      * { font-family: sans-serif; }
 
       app-toolbar {
         background-color: #efefef;
         color: #232323;
       }
 
-      app-header {
-        @apply --layout-fixed-top;
-      }
+      app-header { @apply --layout-fixed-top; }
 
-      .logo {
-        height: 100%;
-      }
+      .logo { height: 100%; }
 
-      .right {
-        margin-left:15px;
-      }
+      .right { margin-left:15px; }
 
       .title {
         padding-left: 1%;
         padding-bottom: 0.5%;
         font-size: 150%;
       }
     </style>
 
     <app-header reveals>
       <app-toolbar>
@@ skipping 73 matching lines @@
           // If the path is blank, redirect to /
           if (!this.route.path) {
             this.set('route.path', '/');
           }
         });
       },
 
     });
   </script>
 </dom-module>