[issue8470] Let cmd.cmd.intro be unicode friendly

[Éric Araujo]

Éric Araujo <merwok at netwok.org> added the comment:

Since 2.7 is nearing the second beta, I’m afraid no new features can be added.

Note that classes using cmd in 3.x get Unicode arguments.

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nosy: +merwok

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<http://bugs.python.org/issue8470>
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