[Pidgin] #10532: unicode chars in nickname crashed pidgin

[Pidgin]

#10532: unicode chars in nickname crashed pidgin
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 Reporter:  simplexe  |     Owner:  deryni
     Type:  defect    |    Status:  new   
Component:  XMPP      |   Version:  2.6.3 
 Keywords:            |  
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 if using chars in nickname on jabber like as ★
 see screnshot in attach.
 pidgin crashed with debug reports

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Ticket URL: <http://developer.pidgin.im/ticket/10532>
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