[MacPorts] #19304: Upgrade privoxy to 3.0.12

[MacPorts]

#19304: Upgrade privoxy to 3.0.12
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Reporter:  kuperman@…          |       Owner:  macports-tickets@…                   
    Type:  update              |      Status:  new                                  
Priority:  Normal              |   Component:  ports                                
 Version:  1.7.0               |    Keywords:  privoxy, upgrade, 3.0.12             
    Port:  privoxy             |  
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Comment(by simon@…):

 The renaming error occurs if you do not have an existing installation of
 privoxy. The portfile tries to preserve old config files without checking
 for their existence first. Patch will be attached.

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Ticket URL: <http://trac.macports.org/ticket/19304#comment:6>
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