gnu: gtksourceview: Update to 3.22.2. * gnu/packages/gtk.scm (gtksourceview): Update to 3.22.2.
gnu: pango: Update to 1.40.3. * gnu/packages/gtk.scm (pango): Update to 1.40.3.
gnu: harfbuzz: Update to 1.4.1. * gnu/packages/gtk.scm (harfbuzz): Update to 1.4.1.
gnu: glib-networking: Update to 2.50.0. * gnu/packages/gnome.scm (glib-networking): Update to 2.50.0.
gnu: python-pygobject: Update to 3.22.0. * gnu/packages/glib.scm (python-pygobject): Update to 3.22.0.
gnu: gsettings-desktop-schemas: Update to 3.22.0. * gnu/packages/gnome.scm (gsettings-desktop-schemas): Update to 3.22.0.
gnu: desktop-file-utils: Update to 0.23. * gnu/packages/gnome.scm (desktop-file-utils): Update to 0.23.
gnu: shared-mime-info: Update to 1.8. * gnu/packages/gnome.scm (shared-mime-info): Update to 1.8.
gnu: gmime: Update to 2.6.22. * gnu/packages/mail.scm (gmime): Update to 2.6.22.
gnu: gdk-pixbuf: Eliminate graft. * gnu/packages/gtk.scm (gdk-pixbuf): Update to 2.36.3. [replacement]: Remove field. (gdk-pixbuf/fixed): Remove variable. (package/inherit): Remove macro. (gdk-pixbuf+svg): Remove use of 'package/inherit'.
gnu: libgee: Update to 0.18.1. * gnu/packages/gnome.scm (libgee): Update to 0.18.1.
gnu: vala: Update to 0.34.4. * gnu/packages/gnome.scm (vala): Update to 0.34.4.
gnu: gobject-introspection: Update to 1.50.0. * gnu/packages/glib.scm (gobject-introspection): Update to 1.50.0.
gnu: libgsf: Update to 1.14.41. * gnu/packages/gnome.scm (libgsf): Update to 1.14.41.
gnu: dbus-glib: Update to 0.108. * gnu/packages/glib.scm (dbus-glib): Update to 0.108.
gnu: libxml++: Update to 3.0.1. * gnu/packages/gnome.scm (libxml++): Update to 3.0.1.
gnu: glibmm: Update to 2.50.0. * gnu/packages/glib.scm (glibmm): Update to 2.50.0.
gnu: glib: Update to 2.50.2. * gnu/packages/glib.scm (glib): Update to 2.50.2. [inputs]: Add util-linux.
gnu: mesa: Update to 13.0.3. * gnu/packages/gl.scm (mesa): Update to 13.0.3.
gnu: libosinfo: Fix substitute fetching for usb.ids. * gnu/packages/qemu.scm (libosinfo)[native-inputs]: Add 'file-name' field to 'origin' record of "usb.ids". Otherwise, the default file name contains a "?" which leads to failure to fetch nars from substitute servers.