[MacPorts] #21958: Update libpng-1.2.38 > 1.2.40

[MacPorts]

#21958: Update libpng-1.2.38 > 1.2.40
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 Reporter:  beatrupp@…          |       Owner:  ryandesign@…           
     Type:  update              |      Status:  assigned               
 Priority:  Normal              |   Milestone:                         
Component:  ports               |     Version:  1.8.1                  
 Keywords:  haspatch            |        Port:  libpng                 
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Changes (by ryandesign@…):

  * status:  new => assigned


Comment:

 Thanks for letting me know about this update. livecheck has not been
 informing me. I fixed the livecheck in r59104.

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Ticket URL: <http://trac.macports.org/ticket/21958#comment:2>
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