GTK+ Prepares for GNOME 3.20, Adds New APIs and Wayland Fixes, More

GTK+ 3.19.1 is now available for download and testing, distributed as part of the GNOME 3.19.1 desktp environment, and according to its internal changelog attached at the end of the article, it supports help overlays in document mouse gestures and keyboard shortcuts, along with the re-implementation of support for GL legacy profiles.