[MacPorts] #18538: liblqr: update to version 0.3.0

[MacPorts]

#18538: liblqr: update to version 0.3.0
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 Reporter:  devans@…             |       Owner:  myschizobuddy@…        
     Type:  enhancement          |      Status:  new                    
 Priority:  Normal               |   Milestone:  Port Updates           
Component:  ports                |     Version:  1.7.0                  
 Keywords:  gimp-lqr-plugin      |        Port:  liblqr                 
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 Attached is a proposed patch to upgrade liblqr to version 0.3.0 which is
 needed to upgrade gimp-lqr-plugin to 0.6.0.

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Ticket URL: <http://trac.macports.org/ticket/18538>
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