MFbed: Update the German website.

www/de/about.sgml 1.10 -> 1.11
www/de/platforms/Makefile 1.9 -> 1.12
www/de/platforms/index.sgml 1.22 -> 1.24
www/de/platforms/sun4v.sgml new translation
www/de/platforms/xbox.sgml new translation
www/de/share/sgml/news.xml 1.18 -> 1.22

Obtained from: The FreeBSD German Documentation Project.