[MacPorts] #25109: mail/libidn upgrade version from 1.18 to 1.19

[MacPorts]

#25109: mail/libidn upgrade version from 1.18 to 1.19
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 Reporter:  rmsfisher@…             |       Owner:  olaf@…            
     Type:  update                  |      Status:  new               
 Priority:  Normal                  |   Milestone:                    
Component:  ports                   |     Version:  1.8.2             
 Keywords:                          |        Port:  libidn            
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 Attached please find a diff of the libidn Portfile.  If you can find it in
 your heart to open maintainership, future minor updates such as this would
 not require tickets and extra effort from the primary maintainer.

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Ticket URL: <http://trac.macports.org/ticket/25109>
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