title: Vee-validate import breaks code Vue__default.default is not a constructor
body: <p>Im importing vee-validate for a project to turn a vue2 app into a wordpress template.</p>
  <p>im importing vee-validate like this</p>
  <pre><code>&lt;script src=&quot;https://unpkg.com/vee-validate@3.4.14&quot;&gt;&lt;/script&gt;
  </code></pre>
  <p>the funny thing is this works sometimes, sometimes it doesnt. id refresh the page and get</p>
  <pre><code>vee-validate@3.4.14:855 
   Uncaught TypeError: Vue__default.default is not a constructor
      at vee-validate@3.4.14:855:21
      at vee-validate@3.4.14:9:80
      at vee-validate@3.4.14:10:2
  </code></pre>
  <p>then id HARD refresh the tab or change something in the HTML and it would work, then refresh and i get this error again, does someone have any idea what causes this behaviour ?</p>
  <p>thank you!</p>