up trees

git-svn-id: svn://svn.r-forge.r-project.org/svnroot/correg@750 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
upgrading function

git-svn-id: svn://svn.r-forge.r-project.org/svnroot/correg@751 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
up rforge params

git-svn-id: svn://svn.r-forge.r-project.org/svnroot/correg@752 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
up rforge

git-svn-id: svn://svn.r-forge.r-project.org/svnroot/correg@753 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
up

git-svn-id: svn://svn.r-forge.r-project.org/svnroot/correg@754 edb9625f-4e0d-4859-8d74-9fd3b1da38cb