[plt-scheme] Object Debugger release

[Carl Eastlund]

The new PLT Object Debugger is available for download from PLaneT.
This tool displays the execution of MzScheme objects graphically.  To
find out more about this tool:

Web page: http://www.ccs.neu.edu/home/cce/object-debugger/
PLaneT link: http://planet.plt-scheme.org/#object-debugger.plt
To install: (require (planet "tool.ss" ("plt" "object-debugger.plt")))

Feel free to send questions, comments, or feature requests to me.

-- 
Carl Eastlund