Member FotoSHOCKcore::Graph_private::checkFormat (ImageOperationDescriptor *operation, vector< GraphNode * > &parents, vector< GraphNode * > &children): fix and enable format checks
Member FotoSHOCKcore::IO::Encoder::saveImage (ImageBufferBase *image, int quality)=0: handle the quality
Class FotoSHOCKcore::IO::SaveInfo: Add some way to obtain format specific settings, such as quality.