code: function (opts) {
              var that = this;
  
              return function () {
                  return this.then(function () {
                      this.click('.js-cms-pagetree-options[data-node-id="' + opts.page + '"]');
                  })
                  .then(that.waitUntilActionsDropdownLoaded())
                  .then(function () {
                      this.mouse.click('.js-cms-tree-item-copy[data-node-id="' + opts.page + '"]');
                  })
                  .wait(100);
              };
          }
docs: Opens dropdown and triggers copying a page
  
  @public
  @param {Object} opts
  @param {Number|String} opts.page page id
  @returns {Function}