docs: function getStaticDirs() {
    var files = fs.readdirSync(this.path + '/' + this.paths.public),
      dirs = [];
    for (var file, stat, i=0; i < files.length; i++) {
      file = files[i];
      stat = fs.lstatSync(this.path + '/' + this.paths.public + file);
      if ( stat.isDirectory() ) dirs.push(file);
    }
    return dirs;
  }