[Pidgin] #3935: Add find next to buddy search (F3)

[Pidgin]

#3935: Add find next to buddy search (F3)
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 Reporter:  jiri.pejchal  |       Type:  enhancement
   Status:  new           |   Priority:  minor      
Component:  pidgin (gtk)  |    Version:  2.2.2      
 Keywords:                |    Pending:  0          
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 I have a long list of friends. I would like to search for a friend with a
 name 'george'. However when I begin to type the name, only the first
 person with the name george is found. It would be nice if I could press F3
 and the next person with a name george would be found (and highlighted).

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Ticket URL: <http://developer.pidgin.im/ticket/3935>
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