[MacPorts] #43420: log2timeline Portfile improvements

[MacPorts]

#43420: log2timeline Portfile improvements
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  Reporter:  jul_bsd@…     |      Owner:  macports-tickets@…
      Type:  enhancement   |     Status:  new
  Priority:  Normal        |  Milestone:
 Component:  ports         |    Version:
Resolution:                |   Keywords:  haspatch
      Port:  log2timeline  |
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Comment (by ryandesign@…):

 This port already exists; you should attach a unified diff of your
 changes.

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Ticket URL: <https://trac.macports.org/ticket/43420#comment:1>
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