title: how to add svg as marker in mapbox using loadImage?
body: <p>I want to put my own marker in map, but MyImage should be in png. How if I want it to be an svg?</p>
  <pre><code>map.loadImage(MyImage, function(error, image) {
        if (error) throw error;
        map.addImage(&quot;custom-marker&quot;, image);
      });
  </code></pre>