Patch by Ezio Melotti, docs by Berker Peksag.

Tweak docstrigs and comments in affected functions in idlelib.configHandler.

The result type is Py_ssize_t (and not int).

method so it can be reused by the new extension dialog.

TODOs (mostly to do after add tests), and make a few other changes.

Patch from Alex Gaynor.

Remove the advice to never use relative imports.
Remove the advice to locally import modules in __init__, it is a strange practice.
Remove the advice to use "from ... import *" with some modules.

Original patch by Erik Johansson, slightly updated by Meador Inge.

Original patch by Peter Saveliev.

"xmlcharrefreplace" error handlers.

(including empty directories) in ZIP file.

Patch by Éric Araujo with help from Lars Gustäbel.

Patch by Christian Heimes and Alex Gaynor.

Reported by Scott Hinton on docs@.

derived from sr_rs@latin.

Thanks Alex Gaynor.