[Pidgin] #7944: Updated polish translation

[Pidgin]

#7944: Updated polish translation
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 Reporter:  zaryk         |     Owner:  lschiere
     Type:  translation   |    Status:  new     
Component:  unclassified  |   Version:  2.5.3   
 Keywords:                |  
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 Hi, I updated the existing pidgin translation. Please commit.

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Ticket URL: <http://developer.pidgin.im/ticket/7944>
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