[plt-dev] Release Announcement for v4.2.4

On Sun, Jan 24, 2010 at 7:26 PM, Eli Barzilay <eli at barzilay.org> wrote:
> Possible release announcement items below.  Please mail me new items
> and edits or deletions.
> ----------------------------------------------------------------------
>
> * [Carl] New $PLTADDONDIR, `--addon'/`-A' flags?

* PLT Scheme's add-on directory can now be customized by the
PLTADDONDIR environment variable and the --addon or -A command-line
flags.  This directory is used to store downloaded Planet packages and
compiled Scribble documentation.

--Carl