[MacPorts] #30843: wesnoth: update to 1.8.6; use app portgroup

[MacPorts]

#30843: wesnoth: update to 1.8.6; use app portgroup
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 Reporter:  ryandesign@…             |       Owner:  jordan@…          
     Type:  update                   |      Status:  new               
 Priority:  Normal                   |   Milestone:                    
Component:  ports                    |     Version:  2.0.1             
 Keywords:  haspatch                 |        Port:  wesnoth           
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 This patch updates wesnoth to 1.8.6, rewrites the master_sites to avoid
 redirects, fixes the livecheck, and simplifies the creation of the
 application bundle (while giving it a pretty icon) by using the new "app"
 portgroup. May I commit it?

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Ticket URL: <https://trac.macports.org/ticket/30843>
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