updated for version 6.0-24

git-svn-id: svn://svn.r-forge.r-project.org/svnroot/caret@854 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
updated for version 6.0-24

git-svn-id: svn://svn.r-forge.r-project.org/svnroot/caret@855 edb9625f-4e0d-4859-8d74-9fd3b1da38cb