[Pidgin] #2417: Switching from side vertical to top/bottom tab placement leaves text in vertical format

[Pidgin]

#2417: Switching from side vertical to top/bottom tab placement leaves text in
vertical format
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 Reporter:  yurimxpxman               |       Type:  defect
   Status:  new                       |   Priority:  minor 
Component:  pidgin (gtk)              |    Version:  2.1.0 
 Keywords:  tab placement gtk pidgin  |    Pending:  0     
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 When switching the tab placement from top to left vertical, it rotates the
 text to be drawn vertically. This works on the fly - no re-opening windows
 is necessary.

 However, changing from left vertical back to top leaves the text in
 vertical format.

 Fix in attached patch file.

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Ticket URL: <http://developer.pidgin.im/ticket/2417>
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