[MacPorts] #53509: gnuplot @5.0.5: upstream bug in splot

[MacPorts]

#53509: gnuplot @5.0.5: upstream bug in splot
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  Reporter:  JacquesLB  |      Owner:  mojca
      Type:  defect     |     Status:  assigned
  Priority:  Normal     |  Milestone:
 Component:  ports      |    Version:
Resolution:             |   Keywords:
      Port:  gnuplot    |
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Changes (by mojca):

 * Attachment "gnuplot-splot.diff" added.

 Upstream patch for 3d plotting in gnuplot

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Ticket URL: <https://trac.macports.org/ticket/53509>
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