code: function createDirectory(options) {
    return new Promise(function(resolve, reject) {
      mkdirp( options.directory, function (err) {
        if(err && err.code !== 'EEXIST') {
          reject(err);
        } else {
          resolve(options);
        }
      });
    });
  }
docs: Create directory to hold files.
  @param  {Object}  options            Options data
  @param  {String}  options.directory  Directory
  @param  {Object}  options.json       JSON data.
  @return {void}