[issue2944] asyncore doesn't handle connection refused correctly

[Giampaolo Rodola']

Changes by Giampaolo Rodola' <billiejoex at users.sourceforge.net>:


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nosy: +giampaolo.rodola, josiah.carlson, josiahcarlson

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Tracker <report at bugs.python.org>
<http://bugs.python.org/issue2944>
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