Chef cookbook postgresql version: 0.7.0

Merge branch 'COOK-584'

Updated from of Opscode cookbook-library branch 0.10.rc.0 @ 2011-05-0…

…1T21:39:16Z

Forked out of Opscode cookbook-library @ 2011-02-07T12:27:35Z

Forked out of Opscode cookbook-library @ 2011-02-07T12:27:35Z

Forked out of Opscode cookbook-library @ 2011-02-07T12:27:35Z