Added CyclingDeaths data

git-svn-id: svn://svn.r-forge.r-project.org/svnroot/vcdextra@196 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
added interpolate= option to mosaic3d()

git-svn-id: svn://svn.r-forge.r-project.org/svnroot/vcdextra@197 edb9625f-4e0d-4859-8d74-9fd3b1da38cb