anchor.diff:  * Generate the RSS feed: `groovy generateFeed.groovy`
   * Add the resulting file to the repo: `git add feed.xml && git commit -m "Updated feed" && git push origin master`
   
  -Then your feed will be available at `http://<REPO>.github.io/feed.xml`, in my case, http://alvarosanchez.github.io/feed.xml+Then your feed will be available at `http://<REPO>.github.io/feed.xml`, in my case, http://alvarosanchez.github.io/feed.xml.
  +
  +The script speaks by itself, and should work by default, but feel free to modify it.
positive.code:         title = document.getElementsByTag('meta').find { it.attr('property') == 'og:title' }.attr('content')
          link = document.getElementsByTag('meta').find { it.attr('property') == 'og:url' }.attr('content')
          description = syndDescription
          publishedDate = df.parse(document.getElementsByTag('meta').find { it.attr('property') == 'article:published_time' }.attr('content'))
          updatedDate = df.parse(document.getElementsByTag('meta').find { it.attr('property') == 'article:modified_time' }.attr('content'))
          categories = document.getElementsByTag('meta').find { it.attr('property') == 'article:tag' }.attr('content').tokenize('').collect {String tag ->
              SyndCategory category = new SyndCategoryImpl()
              category.name = tag
  
negative.code: 
  List<SyndEntry> entries = []
  DateFormat df = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss")
  df.setTimeZone(TimeZone.getTimeZone('GMT-2'))
  
  new File('2015').eachFileRecurse(FileType.FILES) { File post ->
      SyndEntry entry = new SyndEntryImpl()
  