[MacPorts] #55786: libopenraw: Use cxx11 1.1 portgroup

[MacPorts]

#55786: libopenraw: Use cxx11 1.1 portgroup
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 Reporter:  ryandesign                           |      Owner:  dbevans
     Type:  enhancement                          |     Status:  new
 Priority:  Normal                               |  Milestone:
Component:  ports                                |    Version:
 Keywords:  haspatch tiger leopard snowleopard   |       Port:  libopenraw
  lion mountainlion                              |
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 This patch switches libopenraw to using the cxx11 1.1 portgroup, which
 works even on systems not using libc++. This allows the port to build on
 OS X 10.8 and earlier systems that aren't using LibcxxOnOlderSystems.

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Ticket URL: <https://trac.macports.org/ticket/55786>
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