[change] optimize the webapack config

[change] rename test to examples

examples/routers/input-number.vue

@@ -0,0 +1,25 @@
+<template>
+    <div>
+        <Input-number :max="10" :min="-1" v-model="v1"></Input-number>
+        {{ v1 }}
+        <div @click="c">change v1</div>
+        <Input-number disabled :max="10" :min="1" :step="1.2" v-model="v2"></Input-number>
+    </div>
+</template>
+<script>
+    export default {
+        props: {},
+        data () {
+            return {
+                v1: 1,
+                v2: 1
+            };
+        },
+        computed: {},
+        methods: {
+            c () {
+                this.v1 = 5;
+            }
+        }
+    };
+</script>