code: function (opts) {
              opts.meta.classes = [];
              Y.each(this.data.classes, function (v) {
                  if (v.external) {
                      return;
                  }
                  opts.meta.classes.push({
                      displayName: v.name,
                      name: v.name,
                      namespace: v.namespace,
                      module: v.module,
                      description: v.description,
                      access: v.access || 'public'
                  });
              });
              opts.meta.classes.sort(this.nameSort);
              return opts;
          }
docs: Populate the meta data for classes
  @method populateClasses
  @param {Object} opts The original options
  @return {Object} The modified options