version fix, demo fix

package.json

 {
   "name": "vue-masked-input",
   "description": "Masked input component for Vue.js 2.X",
-  "version": "0.4.1",
+  "version": "0.5.0",
   "author": "niksmr",
   "license": "MIT",
   "homepage": "https://github.com/niksmr/vue-masked-input",

src/App.vue

@@ -65,7 +65,7 @@ import 'babel-polyfill'
 export default {
   name: 'app',
   data: () => ({
-    date: '12/11',
+    date: '',
     phone: '',
     userMask: 'aa-aa-AAAA',
     userField: '',