[issue1685453] email package should work better with unicode

[R. David Murray]

Changes by R. David Murray <rdmurray at bitdance.com>:


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dependencies: +email.header.decode_header data types are inconsistent and incorrectly documented
versions: +Python 3.2 -Python 3.0

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Python tracker <report at bugs.python.org>
<http://bugs.python.org/issue1685453>
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