code: function getFeaturePropsHTML (feature) {
          var props = ['name', 'kind', 'kind_detail', 'id']; // show these properties first if available
          Object.keys(feature.properties) // show rest of proeprties alphabetized
              .sort()
              .forEach(function(p) {
                  if (props.indexOf(p) === -1) {
                      props.push(p);
                  }
              });
  
          var info = '<div class="featureTable">';
          props.forEach(function(p) {
              if (feature.properties[p]) {
                  info += '<div class="featureRow"><div class="featureCell"><b>' + p + '</b></div>' +
                      '<div class="featureCell">' + feature.properties[p] + '</div></div>';
              }
          });
          info += '<div class="featureRow"><div class="featureCell"><b>scene layers</b></div>' +
                  '<div class="featureCell">' + feature.layers.join('<br>') + '</div></div>';
          info += '</div>';
          return info;
      }
docs: Get an HTML fragment with feature properties