2.91.91: * New icon! and also: * Fix screensaver for latest gnome-screensaver * Fix possible assertion in save-file plugin * Use gnome-session instead of Galago for status notifications * Fix thumbnailer with both --size and --raw options * Require GTK+ 3.x in pkg-config file, and fix compilation for out-of-tree plugins * Make sure all the builtin plugins get activated on startup * Fix screenshot for interlaced videos