[MacPorts] #30496: emacs @23.3 Remove default dbus dependency

[MacPorts]

#30496: emacs @23.3 Remove default dbus dependency
-------------------------------+--------------------------------------------
 Reporter:  david@…            |       Owner:  macports-tickets@…                   
     Type:  enhancement        |      Status:  new                                  
 Priority:  Low                |   Milestone:                                       
Component:  ports              |     Version:  2.0.0                                
 Keywords:                     |        Port:                                       
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 I don't think you should need to install DBus on OS X just to install
 emacs. Removed the default dependency on port:dbus, and add variant +dbus
 for those who really need it. (You could make the +dbus variant a
 default_variant if you want to retain compatibility with the existing
 Portfile.)

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Ticket URL: <https://trac.macports.org/ticket/30496>
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