libglib2: bump to version 2.40.0

Remove patch because it is applied upstream in this version.

Signed-off-by: Hadrien Boutteville <hadrien.boutteville@gmail.com>
Reviewed-by: Arnout Vandecappelle (Essensium/Mind) <arnout@mind.be>
pango: bump to version 1.36.3

Note: HarfBuzz is needed to build Pango. Configure does not return an
error if HarfBuzz is missing, but without HarfBuzz it can't enable any
backends.

Remove patch pango-no-const-return because it is applied upstream in
this version.

Signed-off-by: Hadrien Boutteville <hadrien.boutteville@gmail.com>
cairo: add freetype and gobject support

Signed-off-by: Hadrien Boutteville <hadrien.boutteville@gmail.com>
at-spi2-core: new package

The ati-spi2-core package provides Assistive Technology Service
Provider Interface (dbus core). This package is a requirement for Gtk+
3.0.

Signed-off-by: Hadrien Boutteville <hadrien.boutteville@gmail.com>
Signed-off-by: Eric Le Bihan <eric.le.bihan.dev@free.fr>
at-spi2-atk: new package

The at-spi2-atk package provides AT-SPI 2 Toolkit Bridge. This is a
requirement for Gtk+ 3.0.

Signed-off-by: Hadrien Boutteville <hadrien.boutteville@gmail.com>
Signed-off-by: Eric Le Bihan <eric.le.bihan.dev@free.fr>
libgtk3: new package

Signed-off-by: Hadrien Boutteville <hadrien.boutteville@gmail.com>
Signed-off-by: Eric Le Bihan <eric.le.bihan.dev@free.fr>
webkit: bump to version 2.4.3

WebKit needs at least GCC in version 4.8 to build:
https://bugs.webkit.org/show_bug.cgi?id=127103
The package can't depends on a specific GCC version with external
toolchains so add a comment in the help menu.

Remove all patches because they are applied upstream in this version.

Signed-off-by: Hadrien Boutteville <hadrien.boutteville@gmail.com>
libsoup: add libsoup-gnome support

libsoup can build a libsoup-gnome library. Add support for
libsoup-gnome as it is a dependency of Midori.

Signed-off-by: Hadrien Boutteville <hadrien.boutteville@gmail.com>
midori: bump to version 0.5.8

Signed-off-by: Hadrien Boutteville <hadrien.boutteville@gmail.com>