[MacPorts] #20486: update emacs to 23.1 and change carbon port to cocoa

#20486: update emacs to 23.1 and change carbon port to cocoa --------------------------------+------------------------------------------- Reporter: brett@… | Owner: darren.bane@… Type: update | Status: new Priority: Normal | Milestone: Component: ports | Version: 1.7.1 Keywords: | Port: emacs --------------------------------+------------------------------------------- The carbon port is dead, long live --with-ns -- Ticket URL: <http://trac.macports.org/ticket/20486> MacPorts <http://www.macports.org/> Ports system for Mac OS