[Pidgin] #296: Allow horizontal rule input

[Pidgin]

#296: Allow horizontal rule input
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 Reporter:  rageboy       |       Type:  enhancement
   Status:  new           |   Priority:  minor      
Component:  pidgin (gtk)  |    Version:  2.0        
 Keywords:                |  
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 Allow horizontal rules to be inserted into conversations. See
 https://sourceforge.net/tracker/?func=detail&atid=350235&aid=1558257&group_id=235

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Ticket URL: <http://developer.pidgin.im/ticket/296>
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