Further consolidation of documentation


git-svn-id: svn://svn.r-forge.r-project.org/svnroot/tm@1340 edb9625f-4e0d-4859-8d74-9fd3b1da38cb
Clean up


git-svn-id: svn://svn.r-forge.r-project.org/svnroot/tm@1341 edb9625f-4e0d-4859-8d74-9fd3b1da38cb