[MacPorts] #23165: emacs: update to 23.1 & create emacs22 port

[MacPorts]

#23165: emacs: update to 23.1 & create emacs22 port
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  Reporter:  dports@…                   |       Owner:  blair@…           
      Type:  update                     |      Status:  closed            
  Priority:  Normal                     |   Milestone:                    
 Component:  ports                      |     Version:  1.8.2             
Resolution:  fixed                      |    Keywords:                    
      Port:  emacs                      |  
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Comment(by dports@…):

 Thanks! Note that in addition to this one, you can also close #21335 and
 #22364 (build broken on SL), and #20486 (another request to update to
 23.1; not sure how I missed it). Four tickets at once -- not bad. ;-)

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Ticket URL: <http://trac.macports.org/ticket/23165#comment:8>
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