HEADLINES{"url"} -- show RSS and ATOM feeds in TWiki pages

• The %HEADLINES{"url"}% variable is handled by the HeadlinesPlugin.
• Syntax: %HEADLINES{ "https://..." }%
• Parameters: (all but the first one are optional)

  "..."	Source of RSS or ATOM feed; this can be a URL (starting with http) or a web.topic location for internal feeds
  refresh="60"	Refresh rate in minutes for caching feed; "0" for no caching
  limit="12"	Maximum number of items shown
  header="..."	Header. May include these variables: - $channeltitle, $title: title of channel (channel.title) - $channellink, $link: link of channel (channel.link) - $channeldescription, $description: description (channel.description) - $channeldate, $date: publication date of the channel (channel.pubDate) - $rights: copyrights of the channel (channel.copyright) - $imagetitle: title text for site (image.title) - $imagelink: link for site (image.link) - $imageurl: URL of image (image.url) - $imagedescription: description of image (image.description)
  format="..."	Format of one item. May include these variables: - $title: news item title (item.title) - $link: news item link (item.link) - $description: news item description (item.description) - $date: the publication date (item.pubDate, item.date) - $category: the article category (item.category)
  newline="$br"	Convert newlines in feed; "$br" becomes <br /> tag, default "$n" (newline)
  filter="..."	Filter out content from feed; for example to delete an encoded break tag specify "&lt;br&gt;"
  Details

• Example: %HEADLINES{ "https://slashdot.org/slashdot.rdf" header="*[[$link][$title]]:* $description" format="$t* [[$link][$title]]" limit="4" }% shows the latest Slashdot news in bullet list format
• Category: ApplicationsAndComponentsVariables, ImportVariables
• Related: HeadlinesPlugin