OpenPKG Specs / changelog

Update version and source URI, adjust build conf now using cmake(1), and

• Tue, 28 Aug 2012 19:02:30 +0200
• by Michael Schloh von Bennewitz <michael@schloh.com> [Tue, 28 Aug 2012 19:02:30 +0200] rev 634
• Update version and source URI, adjust build conf now using cmake(1), and
  modernize packaging.