add preview to readme

Author: devwiz1028

README.md

@@ -2,6 +2,10 @@
 
 A simple, lightweight on/off toggle component made with Vue.js. Provides multiple themes with default configurations. You can also customize size, color and borders.
 
+<p align="center">
+  <img src="https://i.imgur.com/8ytDSmL.png">
+</p>
+
 ## Installation
 ```bash
 npm install vue-onoff-toggle --save
@@ -11,6 +15,7 @@ or with `yarn`,
 yarn add vue-onoff-toggle
 ```
 
+
 ## How to use
 ```javascript
 import OnoffToggle from 'vue-onoff-toggle'
@@ -31,6 +36,7 @@ new Vue({
 <onoff-toggle v-model="checked" />
 ```
 
+
 ## Props
 <table>
   <thead>
@@ -83,6 +89,7 @@ new Vue({
   </tbody>
 </table>
 
+
 ## Browser Compatibility
 
 * Chrome: 40+

package.json

@@ -1,6 +1,6 @@
 {
   "name": "vue-onoff-toggle",
-  "version": "1.0.1",
+  "version": "1.0.2",
   "description": "A smart, lightweight and easy-to-use on/off toggle component for Vue.js with multiple themes.",
   "main": "src/onoff-toggle.vue",
   "keywords": [