GTK+ 3.17.8 Adds Even More Improved to Wayland, Prepares for GNOME 3.18

GTK+ 3.17.8 is the eight milestone in the development cycle of the GTK+ 3.18 open-source toolkit, which will be used by default in GNOME 3.18. According to the attached release notes, it adds several improvements to the next-generation Wayland display server, such as the ability to close displays, support for all tests, and a fix for key repeats.