[plt-scheme] PLT Scheme v351

PLT Scheme version 351 is now available from

    http://download.plt-scheme.org/

This is mostly a bug-fix release.

Changes:

 * The HtDC libraries have been reorganized into four packages:
   colors, draw, geometry, and idraw.  See documentation and HtDC.

 * Improvements to the Debug button, including top-level variable
   support and persistent breakpoints, as well as bug fixes.

 * Misc expressiveness and performance improvements to the contract
   library.

For more details, follow the "Release" and then "Release Notes" links
in Help Desk, or see
    http://pre.plt-scheme.org/plt/doc/release-notes/
A complete history of changes is at:
    http://download.plt-scheme.org/chronology/
-- 
          ((lambda (x) (x x)) (lambda (x) (x x)))          Eli Barzilay:
                  http://www.barzilay.org/                 Maze is Life!