anchor.diff:  
   import java.text.DateFormat
   import java.text.SimpleDateFormat
  +import java.time.ZoneId
   
   def conf = new JsonSlurper().parse(new File('hubpress/config.json'))
   
  
positive.code: 
  List<SyndEntry> entries = []
  DateFormat df = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss")
  
  new File('2015').eachFileRecurse(FileType.FILES) { File post ->
      SyndEntry entry = new SyndEntryImpl()
  
negative.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: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
  