[docs] [issue16857] replace my email address on argparse howto with my website

[Roundup Robot]

Roundup Robot added the comment:

New changeset c7ae3772b4d4 by Benjamin Peterson in branch '3.2':
drop email (closes #16857)
http://hg.python.org/cpython/rev/c7ae3772b4d4

New changeset c8e885ecbc89 by Benjamin Peterson in branch '2.7':
drop email (closes #16857)
http://hg.python.org/cpython/rev/c8e885ecbc89

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nosy: +python-dev
resolution:  -> fixed
stage:  -> committed/rejected
status: open -> closed

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Python tracker <report at bugs.python.org>
<http://bugs.python.org/issue16857>
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