update Rate

update Rate

test/routers/rate.vue

@@ -1,13 +1,20 @@
 <template>
     <div style="margin: 100px">
-        <Rate></Rate>
+        {{value}}
+        <br><br><br>
+        <Rate :value.sync="value" :count="5" allow-half></Rate>
+        <br><br><br>
+        <i-button @click="value++">add</i-button>
+        <i-button @click="value--">remove</i-button>
     </div>
 </template>
 <script>
     export default {
         props: {},
         data () {
-            return {};
+            return {
+                value: 3.8
+            };
         },
         computed: {},
         methods: {}