[MacPorts] #47195: vcs_blackbox @1.20150318 Update to latest upstream

[MacPorts]

#47195: vcs_blackbox @1.20150318 Update to latest upstream
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  Reporter:  tal@…         |      Owner:  macports-tickets@…
      Type:  update        |     Status:  closed
  Priority:  Normal        |  Milestone:
 Component:  ports         |    Version:
Resolution:  fixed         |   Keywords:  haspatch maintainer
      Port:  vcs_blackbox  |
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Comment (by tal@…):

 When the Portfile refers to a github label, what does the checksum
 actually mean?

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Ticket URL: <https://trac.macports.org/ticket/47195#comment:4>
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