clarifications

git-svn-id: https://svn.r-project.org/R/trunk@67003 00db46b3-68df-0310-9c12-caf00c1e9a41
repeat comment in footnote

git-svn-id: https://svn.r-project.org/R/trunk@67004 00db46b3-68df-0310-9c12-caf00c1e9a41
add capabilities("long.double")

git-svn-id: https://svn.r-project.org/R/trunk@67006 00db46b3-68df-0310-9c12-caf00c1e9a41
update

git-svn-id: https://svn.r-project.org/R/trunk@67010 00db46b3-68df-0310-9c12-caf00c1e9a41
Change PR#15958 NEWS entry to a NEW FEATURE; undocument the old behavior

git-svn-id: https://svn.r-project.org/R/trunk@67012 00db46b3-68df-0310-9c12-caf00c1e9a41
Removed redundant protect in R_InsertRestartHandlers?; from Tomas Kalibera.


git-svn-id: https://svn.r-project.org/R/trunk@67013 00db46b3-68df-0310-9c12-caf00c1e9a41