Merge branch 'develop'

* develop:
  Chore: Update dependencies

README.md

@@ -10,6 +10,9 @@
 [![Gitter chat](https://img.shields.io/gitter/room/TechnologyAdvice/Stardust.svg)](https://gitter.im/vue-chartjs/Lobby)
 [![license](https://img.shields.io/github/license/mashape/apistatus.svg)](https://github.com/apertureless/vue-chartjs/blob/master/LICENSE.txt)
 [![CDNJS version](https://img.shields.io/cdnjs/v/vue-chartjs.svg)](https://cdnjs.com/libraries/vue-chartjs)
+[![Known Vulnerabilities](https://snyk.io/test/github/apertureless/vue-chartjs/badge.svg)](https://snyk.io/test/github/apertureless/vue-chartjs)
+[![Maintainability](https://api.codeclimate.com/v1/badges/8c0256b16ba7a50a9f93/maintainability)](https://codeclimate.com/github/apertureless/vue-chartjs/maintainability)
+[![Donate](assets/donate.svg)](paypal)
 
 # vue-chartjs
 
@@ -307,3 +310,5 @@ For a detailed explanation of how things work, check out the [guide](http://vuej
 ## License
 
 This software is distributed under [MIT license](LICENSE.txt).
+
+[paypal]: https://www.paypal.me/apertureless/50eur

assets/donate.svg

@@ -0,0 +1,2 @@
+
+<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" width="74" height="20"><linearGradient id="b" x2="0" y2="100%"><stop offset="0" stop-color="#bbb" stop-opacity=".1"/><stop offset="1" stop-opacity=".1"/></linearGradient><clipPath id="a"><rect width="74" height="20" rx="3" fill="#fff"/></clipPath><g clip-path="url(#a)"><path fill="#555" d="M0 0h25v20H0z"/><path fill="#179BD7" d="M25 0h49v20H25z"/><path fill="url(#b)" d="M0 0h74v20H0z"/></g><g fill="#fff" text-anchor="middle" font-family="DejaVu Sans,Verdana,Geneva,sans-serif" font-size="11"><image x="5" y="3" width="14" height="14" xlink:href="data:image/svg+xml;base64,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"/><text x="19.5" y="15" fill="#010101" fill-opacity=".3"></text><text x="19.5" y="14"></text><text x="48.5" y="15" fill="#010101" fill-opacity=".3">Donate</text><text x="48.5" y="14">Donate</text></g></svg>

docs/config.js

@@ -11,6 +11,11 @@ const langs = [
 
 docute.init({
   title: 'vue-chartjs docs',
+  announcement(route) {
+    const info = { type: 'success' }
+    info.html = '<a style="margin-right:10px;" class="docute-button docute-button-mini docute-button-success" href="https://www.paypal.me/apertureless/50eur" target="_blank">Donate!</a> Support vue-chartjs development by a one-time donation.'
+    return info
+  },
   landing: true,
   landing: '_landing.html',
   repo: 'apertureless/vue-chartjs',

docs/index.html

@@ -5,7 +5,7 @@
   <meta http-equiv="X-UA-Compatible" content="IE=edge" />
   <meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1, user-scalable=0" />
   <title>vue-chartjs doc</title>
-  <link rel="stylesheet" href="https://unpkg.com/docute@2/dist/docute.css">
+  <link rel="stylesheet" href="https://unpkg.com/docute/dist/docute.css">
 </head>
 <body>
   <!-- don't remove this part start -->

src/mixins/index.js

@@ -77,7 +77,9 @@ export const reactiveData = {
 export const reactiveProp = {
   props: {
     chartData: {
-      required: true
+      type: Object,
+      required: true,
+      default: () => {}
     }
   },
   watch: {