[Pidgin] #7687: Perl Purple::Prefs::add_string_list drops the last item when initializing

[Pidgin]

#7687: Perl Purple::Prefs::add_string_list drops the last item when initializing
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 Reporter:  samwyse  |        Owner:         
     Type:  patch    |       Status:  closed 
Milestone:  2.5.3    |    Component:  plugins
  Version:  2.5.2    |   Resolution:  fixed  
 Keywords:           |  
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Comment(by rekkanoryo at pidgin.im):

 (In [a995956bdd592e01a1bec1387de8e4a97c4d0450]):[[BR]]
 Tweak a few for loop conditions in the Perl bindings per Etan's
 suggestion.
 References #7687.

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Ticket URL: <http://developer.pidgin.im/ticket/7687#comment:5>
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