docs: function initComponentsDir (config, dir) {
      // iterate over file names in directory
      _.each(fs.readdirSync(dir), file => {
          // get absolute file
          var absDir = `${dir}/${file}`
          // stat file to check if it is directory
          var stat = fs.statSync(absDir)
          // if file is directory them in should contain component
          if (stat.isDirectory()) {
              initComponentDir(config, absDir, file)
          }
          // ignore anything else
          else {
              debug('initComponentsDir: ignoring %s', absFile)
          }
      })
  }