fix doc not working in github pages

Author: kevinongko

docs/index.html

@@ -146,8 +146,8 @@ <h1 class="title is-4">
     </div>
 
     <script src="https://unpkg.com/accounting-js"></script>
-    <script src="https://unpkg.com/vue@2.6.14/dist/vue.js"></script>
-    <script src="../dist/vue-numeric.min.js"></script>
+    <script src="https://unpkg.com/vue@2.6.14"></script>
+    <script src="https://unpkg.com/vue-numeric"></script>
 
     <script>
       Vue.use(VueNumeric.default)