Patch by Johannes Niediek.

1. Non-ASCII bytes were accepted after shift sequence.
2. A low surrogate could be emitted in case of error in high surrogate.

getentropy() is blocking, whereas os.urandom() should not block. getentropy()
is supported since Solaris 11.3.

now accept the self keyword argument.

accept the self keyword argument.

The helper was added in 76641824cf05 11 years ago and it can be
removed now since all supported Python versions have tempfile.mkstemp().

Patch by Nir Soffer.

background, as selected by user, on all systems.  This also fixes a problem
with found items not highlighted on Windows.  Initial patch by Mark Roseman.
Fix replaces workaround with obscure but proper configuration option.

 module in inconsistent state.

top of the window, unless it is too near the bottom to do do.

affected by a tk regression.  Initial patch by Mark Roseman.

now work on Mac Aqua.  Patch by Mark Roseman.

This associates the message box with the widget and is better for Mac OSX.
Patch by Mark Roseman.

The height is reduced by 3/4 to account for extra spacing between lines,
relative to an Idle editor, and extra tall header lines.

by adding a new tag.  Patch by Mark Roseman. Also give <pre> text a very
light blueish-gray background similar to that used by Sphinx html.

Patch written by Prashant Tyagi.

to finish making current README.txt obsolete.

to finish making current README.txt obsolete.

Some were missing and notes were not correct.

so it is not triggered on import.  The problem is creation of a now-unused
instance "helpDialog = HelpDialog()", left for back compatibility.
So instead trigger the warning when that instance or another is used.

Patch by Mark Roseman.