add shuttleworth logo

Author: yyx990803

themes/vue/layout/index.ejs

@@ -54,8 +54,11 @@
 </div>
 
 <div id="footer">
-  Released under the <a href="https://opensource.org/licenses/MIT" target="_blank">MIT License</a><br>
-  Copyright &copy; 2014-<%- new Date().getFullYear() %> Evan You
+  <a href="https://www.shuttleworthfoundation.org" target="_blank">
+    <img src="/images/shuttleworth.png" style="width:200px">
+  </a>
+  <p>Released under the <a href="https://opensource.org/licenses/MIT" target="_blank">MIT License</a><br>
+  Copyright &copy; 2014-<%- new Date().getFullYear() %> Evan You</p>
 </div>
 
 <script>