[MacPorts] #50893: gource: build fails on OS X 10.6.8

[MacPorts]

#50893: gource: build fails on OS X 10.6.8
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  Reporter:  SlaunchaMan@…  |      Owner:  macports-tickets@…
      Type:  defect         |     Status:  new
  Priority:  Normal         |  Milestone:
 Component:  ports          |    Version:  2.3.4
Resolution:                 |   Keywords:
      Port:  gource         |
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Comment (by ryandesign@…):

 Actually our OS X 10.8 buildbot worker can't build this either. Looks like
 gource requires C++11. Added that requirement in r146770.

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Ticket URL: <https://trac.macports.org/ticket/50893#comment:6>
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