[MacPorts] #28952: ufraw: update to 0.18

[MacPorts]

#28952: ufraw: update to 0.18
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 Reporter:  cedstrom@…          |       Owner:  frank.mcpherson@…                
     Type:  defect              |      Status:  new                              
 Priority:  Normal              |   Milestone:                                   
Component:  ports               |     Version:  1.9.2                            
 Keywords:  haspatch            |        Port:  ufraw                            
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Comment(by cedstrom@…):

 Added second diff that adds lensfun lens correction functionality.

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Ticket URL: <https://trac.macports.org/ticket/28952#comment:2>
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