code: public List<String> scripts(final String fileset) {
      return assets(fileset)
          .stream()
          .filter(scripts)
          .collect(Collectors.toList());
    }
docs: Get all the javascript (or derived) for the provided fileset. Example:
  
  <pre>
  {
  assets {
  fileset {
  mypage: [mypage.js, mypage.css]
  }
  }
  }
  </pre>
  
  <p>
  This method returns <code>mypage.js</code> for <code>mypage</code> fileset.
  </p>
  
  @param fileset Fileset name.
  @return All the scripts for a fileset.