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.
gnu: ardour: Add eudev dependency.
* gnu/packages/audio.scm (ardour)[inputs]: Add eudev.
gnu: kcrash: Work around race condition when starting Xvfb.
Sometimes tests would start running before Xvfb is listening.
See <https://hydra.gnu.org/build/1750201>.
* gnu/packages/kde-frameworks.scm (kcrash)[arguments]: In
'start-xorg-server', add 'sleep' call after starting Xvfb. Pass "Xvfb"
to 'system' instead of its absolute file name.
gnu: cairomm: Update to 1.12.2.
* gnu/packages/gtk.scm (cairomm): Update to 1.12.2.
[source]: Download from cairographics.org.
[home-page]: Use https.
gnu: cairo: Update to 1.14.8.
* gnu/packages/gtk.scm (cairo): Update to 1.14.8.
[source]: Use https.
[home-page]: Use https.
gnu: harfbuzz: Update to 1.3.4.
* gnu/packages/gtk.scm (harfbuzz): Update to 1.3.4.
gnu: poppler: Update to 0.50.0.
* gnu/packages/pdf.scm (poppler): Update to 0.50.0.
gnu: cups-filters: Update to 1.13.1.
* gnu/packages/cups.scm (cups-filters): Update to 1.13.1.
[inputs]: Switch libjpeg-8 to libjpeg.
[arguments]: Disable driverless printing, set location for bash shell.
gnu: mesa: Enable floating point textures.
* gnu/packages/gl.scm (mesa): Add --enable-texture-float to configure flags.
gnu: libxpm: Update to 3.5.12.
* gnu/packages/xorg.scm (libxpm): Update to 3.5.12.