[MacPorts] #17601: NLTK Port upgrade to 0.9.6

[MacPorts]

#17601: NLTK Port upgrade to 0.9.6
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 Reporter:  stevenbird@…                      |       Owner:  macports-tickets@…                   
     Type:  defect                            |      Status:  new                                  
 Priority:  Normal                            |   Milestone:  Port Submissions                     
Component:  ports                             |     Version:  1.6.0                                
 Keywords:                                    |        Port:                                       
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 Updated port for NLTK (http://www.nltk.org/)

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Ticket URL: <http://trac.macports.org/ticket/17601>
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