tidy up

git-svn-id: https://svn.r-project.org/R/trunk@63506 00db46b3-68df-0310-9c12-caf00c1e9a41
update

git-svn-id: https://svn.r-project.org/R/trunk@63507 00db46b3-68df-0310-9c12-caf00c1e9a41
stress "" is a not a script

git-svn-id: https://svn.r-project.org/R/trunk@63509 00db46b3-68df-0310-9c12-caf00c1e9a41