special treatment of survival not needed any more

git-svn-id: https://svn.r-project.org/R/trunk@64857 00db46b3-68df-0310-9c12-caf00c1e9a41
improve title and other improvements

git-svn-id: https://svn.r-project.org/R/trunk@64858 00db46b3-68df-0310-9c12-caf00c1e9a41
analyse_license() passed "MIT License" as a single component

git-svn-id: https://svn.r-project.org/R/trunk@64860 00db46b3-68df-0310-9c12-caf00c1e9a41