[MacPorts] #58289: vtk5: Remove obsolete port

[MacPorts]

#58289: vtk5: Remove obsolete port
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 Reporter:  mf2k    |      Owner:  (none)
     Type:  defect  |     Status:  new
 Priority:  Normal  |  Milestone:
Component:  ports   |    Version:
 Keywords:          |       Port:  vtk5
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 The port vtk5 is obsolete and should be removed. There is an existing vtk
 port currently at version 8. vtk5 has no dependents. Is there any reason
 to keep it around?

 Cc'ing vtk maintainer for possible comment.

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Ticket URL: <https://trac.macports.org/ticket/58289>
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