text: define([
      'dojo/_base/declare',
      'JBrowse/Plugin'
  ],
  function(
     declare,
     JBrowsePlugin
  ) {
      return declare(JBrowsePlugin, {
          constructor: function(args) {
              var browser = args.browser;
  
              console.log('VariantEffectPlugin plugin starting');
              browser.registerTrackType({
  				label: 'CanvasEffectVariants',
                  type: 'VariantEffectPlugin/View/Track/CanvasEffectVariant'
              });
          }
      });
  });
  