code: function(filePath, targetPath, callback) {
              client
                  .moveFile(filePath, targetPath)
                  .then(function() {
                      __executeCallbackAsync(callback, [null]);
                  })
                  .catch(callback);
          }
docs: Rename a remote item
  @param {String} filePath The remote path to rename
  @param {String} targetPath The new path name of the item
  @param {Function} callback Callback: function(error)