- not calling recommended package 
- \dontrun example with a2ps and ps2pdf instead of ancient enscript


git-svn-id: https://svn.r-project.org/R/trunk@66950 00db46b3-68df-0310-9c12-caf00c1e9a41
example(*, run.dontcheck=interactive()) no longer runs \dontcheck{.} parts
 when used non-interactively, as in R CMD check <pkg>

git-svn-id: https://svn.r-project.org/R/trunk@66951 00db46b3-68df-0310-9c12-caf00c1e9a41