[MacPorts] #22537: update pdb2pqr to new 1.5 release

[MacPorts]

#22537: update pdb2pqr to new 1.5 release
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 Reporter:  howarth@…                 |       Owner:  macports-tickets@…                   
     Type:  update                    |      Status:  new                                  
 Priority:  Normal                    |   Milestone:                                       
Component:  ports                     |     Version:  1.8.1                                
 Keywords:  science                   |        Port:  pdb2pqr                              
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 The attached Portfile.diff updates the pdb2pqr package to build the new
 1.5 release.

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Ticket URL: <http://trac.macports.org/ticket/22537>
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