- add support for Errata Notices RSS Feed

Reviewed by: keramida, hrs

en/security/errata.rss

@@ -0,0 +1,26 @@
+<?xml version="1.0"?>
+<!DOCTYPE xsl:stylesheet PUBLIC "-//FreeBSD//DTD FreeBSD XSLT 1.0 DTD//EN"
+				"http://www.FreeBSD.org/XML/www/share/sgml/xslt10-freebsd.dtd" [
+<!ENTITY base ".">
+<!ENTITY title "">
+]>
+<!-- $FreeBSD$ -->
+
+<xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform" version="1.0"
+  xmlns:cvs="http://www.FreeBSD.org/XML/CVS"
+  exclude-result-prefixes="cvs">
+
+  <xsl:import href="http://www.FreeBSD.org/XML/www/lang/share/sgml/libcommon.xsl"/>
+
+  <xsl:output method="xml" indent="yes"/>
+
+  <xsl:variable name="date">
+    <xsl:value-of select="//cvs:keyword[@name='freebsd']"/>
+  </xsl:variable>
+
+  <xsl:template match="/">
+    <xsl:call-template name="rss-errata-notices">
+       <xsl:with-param name="notices.xml" select="$notices.xml" />
+    </xsl:call-template>
+  </xsl:template>
+</xsl:stylesheet>