having the date in one place makes it consistently *wrong*

git-svn-id: https://svn.r-project.org/R/trunk@66298 00db46b3-68df-0310-9c12-caf00c1e9a41
update

git-svn-id: https://svn.r-project.org/R/trunk@66300 00db46b3-68df-0310-9c12-caf00c1e9a41
Improve HTML generation.

git-svn-id: https://svn.r-project.org/R/trunk@66301 00db46b3-68df-0310-9c12-caf00c1e9a41
Update from RFC 1738 to RFC 3986.

git-svn-id: https://svn.r-project.org/R/trunk@66302 00db46b3-68df-0310-9c12-caf00c1e9a41