[MacPorts] #56022: Colors in the port command

[MacPorts]

#56022: Colors in the port command
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 Reporter:  g5pw    |      Owner:  g5pw
     Type:  defect  |     Status:  new
 Priority:  Normal  |  Milestone:  MacPorts 2.5.0
Component:  ports   |    Version:
 Keywords:          |       Port:
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 At the MacportsMeeting2018 we discussed about adding colors to the port
 command. The lowest-hanging fruit would be to colorize warnings and
 errors. That can be done directly in the port client but it needs to be
 checked if the resulting output is "pleasing".

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Ticket URL: <https://trac.macports.org/ticket/56022>
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