def write
      each_site_file do |item|
        item.write(dest) if regenerator.regenerate?(item)
      end
      regenerator.write_metadata
      Jekyll::Hooks.trigger :site, :post_write, self
    end
def write
      each_site_file do |item|
        item.write(dest) if regenerator.regenerate?(item)
      end
      regenerator.write_metadata
      Jekyll::Hooks.trigger :site, :post_write, self
    end
Write static files, pages, and posts.

 Returns nothing.