fix bug of AutoComplete that can not blur when click outside

examples/routers/auto-complete.vue

@@ -18,6 +18,9 @@
             </div>
             <a href="https://www.google.com/search?q=iView" target="_blank" class="demo-auto-complete-more">查看所有结果</a>
         </AutoComplete>
+<!--        <Select v-model="model1" style="width:200px">-->
+<!--            <Option v-for="item in cityList" :value="item.value" :key="item.value">{{ item.label }}</Option>-->
+<!--        </Select>-->
     </div>
 </template>
 <script>
@@ -66,7 +69,34 @@
                             }
                         ]
                     }
-                ]
+                ],
+                cityList: [
+                    {
+                        value: 'New York',
+                        label: 'New York'
+                    },
+                    {
+                        value: 'London',
+                        label: 'London'
+                    },
+                    {
+                        value: 'Sydney',
+                        label: 'Sydney'
+                    },
+                    {
+                        value: 'Ottawa',
+                        label: 'Ottawa'
+                    },
+                    {
+                        value: 'Paris',
+                        label: 'Paris'
+                    },
+                    {
+                        value: 'Canberra',
+                        label: 'Canberra'
+                    }
+                ],
+                model1: ''
             }
         }
     }