[MacPorts] #13980: Updated SWI-Prolog lite portfile to version 5.6.49

[MacPorts]

#13980: Updated SWI-Prolog lite portfile to version 5.6.49
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 Reporter:  pmoura at logtalk.org  |       Owner:  macports-tickets at lists.macosforge.org
     Type:  enhancement         |      Status:  new                                  
 Priority:  Normal              |   Milestone:  Port Updates                         
Component:  ports               |     Version:  1.6.0                                
 Keywords:                      |  
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 Updated SWI-Prolog lite portfile to version 5.6.49

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Ticket URL: <http://trac.macosforge.org/projects/macports/ticket/13980>
MacPorts </projects/macports>
Ports system for Mac OS