Added scripts to generate figures for the paper

git-svn-id: svn://svn.r-forge.r-project.org/svnroot/jointseg@60 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
updated in figure scripts


git-svn-id: svn://svn.r-forge.r-project.org/svnroot/jointseg@61 edb9625f-4e0d-4859-8d74-9fd3b1da38cb