with changed APIs -- it makes much more sense there.
Also add a new feature: if the first character of a menu label is
a '!', it gets a checkbox.  Checkboxes are bound to Boolean Tcl variables
that can be accessed through the new getvar/setvar/getrawvar API;
the variable is named after the event to which the menu is bound.

test package from inside IDLE.  (Suggested by Jack Jansen.)

The separator dances too much and seems to jump by arbitrary amounts
in arbitrary directions when I try to move it for resizing the frames.
This patch makes it more quiet.

take quite a while, browsing multiple files).

Newer, better center() -- but assumes no wrapping.

the stack viewer.

Make the list of classes wider by default (40 chars).
Bind ESC to close-window.

This can happen when a torn-of Windows menu references closed windows.
And Tim Peters claims that the Windows menu is his favorite to tear off...

import or reload) or debug it (same with debugger control).  Output
goes to a fresh output window, only created when needed.

traceback is printed.

exact release date.

fix find_paragraph when at start of file.