MFbed:  Update the German website.

www/de/docs/books.sgml 1.24 -> 1.26
www/de/security/security.sgml 1.190 -> 1.191
www/de/share/sgml/news.xml 1.17  -> 1.18
www/de/share/sgml/press.xml 1.13  -> 1.14

Obtained from:  The FreeBSD German Documentation Project.