new version from MD

git-svn-id: svn://svn.r-forge.r-project.org/svnroot/ctv@1931 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
Ruecker now with UTF-8 encoded umlaut

git-svn-id: svn://svn.r-forge.r-project.org/svnroot/ctv@1932 edb9625f-4e0d-4859-8d74-9fd3b1da38cb