[MacPorts] #50279: gtk-doc: Add python34 and python35 variants

[MacPorts]

#50279: gtk-doc: Add python34 and python35 variants
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  Reporter:  mf2k@…       |      Owner:  devans@…
      Type:  enhancement  |     Status:  assigned
  Priority:  Normal       |  Milestone:
 Component:  ports        |    Version:
Resolution:               |   Keywords:
      Port:  gtk-doc      |
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Changes (by devans@…):

 * status:  new => assigned


Comment:

 Will take a look.  My goal is to add support through python35 to all
 GNOME-3 ports that support them with the 3.20 stable release scheduled for
 20160323.

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Ticket URL: <https://trac.macports.org/ticket/50279#comment:1>
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