Merge pull request #797 from setchy/fix/v-for-key

fix: v-for explicit key

src/views/administration/AdminMenu.vue

@@ -25,6 +25,7 @@
         <div class="list-group" id="list-tab" role="tablist">
           <router-link
             :ref="item.id"
+            :key="item.id"
             v-for="item in section.children"
             class="list-group-item list-group-item-action"
             data-toggle="list"