- changed title


git-svn-id: svn://svn.r-forge.r-project.org/svnroot/rvgtest@189 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
 - update to roxygen2 4.0.0


git-svn-id: svn://svn.r-forge.r-project.org/svnroot/rvgtest@190 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
 - tried to improve man page


git-svn-id: svn://svn.r-forge.r-project.org/svnroot/rvgtest@191 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
 - tried to improve man pages


git-svn-id: svn://svn.r-forge.r-project.org/svnroot/rvgtest@192 edb9625f-4e0d-4859-8d74-9fd3b1da38cb