1. 2006-11-30 Re: [cairo] Adding (GPL) perceptualdiff code to cairo cairo Carl Worth 2. 2006-11-21 Re: [cairo] Adding (GPL) perceptualdiff code to cairo cairo Behdad Esfahbod 3. 2006-11-21 [cairo] Adding (GPL) perceptualdiff code to cairo/tes cairo Carl Worth