Add libjpeg and libpng as dependencies so PIL get better support for image formats
Add libjpeg and libpng as dependencies so PIL get better support for image formats

GeographicaGS/moocng,OpenMOOC/moocng,GeographicaGS/moocng,GeographicaGS/moocng,GeographicaGS/moocng,OpenMOOC/moocng