[MacPorts] #36496: Update to gdal to allow the use of the +mrsid variant

[MacPorts]

#36496: Update to gdal to allow the use of the +mrsid variant
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  Reporter:  jsm@…   |      Owner:  seanasy@…
      Type:  defect  |     Status:  new
  Priority:  Normal  |  Milestone:
 Component:  ports   |    Version:  2.1.2
Resolution:          |   Keywords:  haspatch
      Port:  gdal    |
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Comment (by jsm@…):

 I have uploaded a patch (gdal.diff) that combines my original patch and
 the changes of venabled at gmail.com. I have tested it in a fresh
 installation of MacPorts in Mavericks and seems to be working all right.

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Ticket URL: <https://trac.macports.org/ticket/36496#comment:7>
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