[MacPorts] #39237: py-setuptools: update to 0.7b3 and replace py-distribute

[MacPorts]

#39237: py-setuptools: update to 0.7b3 and replace py-distribute
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  Reporter:  robsonpeixoto@…              |      Owner:  jmr@…
      Type:  update                       |     Status:  new
  Priority:  Normal                       |  Milestone:
 Component:  ports                        |    Version:
Resolution:                               |   Keywords:
      Port:  py-setuptools py-distribute  |
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Comment (by jmr@…):

 Not until there's at least a non-beta release.

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Ticket URL: <https://trac.macports.org/ticket/39237#comment:2>
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