I tested on Ubuntu GNOME 16.04.1 with a .png. After I installed eog 3.18.2-1ubuntu2, eog correctly automatically refreshes the image when I overwrote the image with gimp. It didn't refresh the image automatically with the previous version of eog.
I tested on Ubuntu GNOME 16.04.1 with a .png. After I installed eog 3.18.2-1ubuntu2, eog correctly automatically refreshes the image when I overwrote the image with gimp. It didn't refresh the image automatically with the previous version of eog.