code: function GulpRunner(template, options) {
    if (!(this instanceof GulpRunner)) {
      return new GulpRunner(template, options);
    }
  
    this.command = new Command(template, options || {});
    Transform.call(this, { objectMode: true });
  }
docs: Creates a GulpRunner.
  
  A GulpRunner is a Vinyl transform stream that spawns a child process to
  transform the file. A separate process is spawned to handle each file
  passing through the stream.
  
  @param {string} template
  @param {object} options