bit more info on the browser

git-svn-id: https://svn.r-project.org/R/trunk@66865 00db46b3-68df-0310-9c12-caf00c1e9a41
add manifest to Rscript.exe

git-svn-id: https://svn.r-project.org/R/trunk@66867 00db46b3-68df-0310-9c12-caf00c1e9a41
move item to 3.1.2 patched

git-svn-id: https://svn.r-project.org/R/trunk@66868 00db46b3-68df-0310-9c12-caf00c1e9a41
more on manifests

git-svn-id: https://svn.r-project.org/R/trunk@66869 00db46b3-68df-0310-9c12-caf00c1e9a41
If a package has no vignettes, the index page is not generated, so files in inst/doc were not linked.  Now a directory listing is shown instead.

git-svn-id: https://svn.r-project.org/R/trunk@66870 00db46b3-68df-0310-9c12-caf00c1e9a41