[Pidgin] #5666: Decouple plugin name from protocol supported

[Pidgin]

#5666: Decouple plugin name from protocol supported
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 Reporter:  felipec    |       Type:  defect
   Status:  new        |   Priority:  minor 
Component:  libpurple  |    Version:  2.4.1 
 Keywords:             |    Pending:  0     
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 So more than one protocol plug-in can support the same protocol

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Ticket URL: <http://developer.pidgin.im/ticket/5666>
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