[MacPorts] #26808: meld: update to 1.4.0, use python 2.6

[MacPorts]

#26808: meld: update to 1.4.0, use python 2.6
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 Reporter:  jmr@…             |       Owner:  landonf@…           
     Type:  update            |      Status:  new                 
 Priority:  Normal            |   Milestone:                      
Component:  ports             |     Version:                      
 Keywords:                    |        Port:  meld                
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 See attachment.

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Ticket URL: <https://trac.macports.org/ticket/26808>
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