gnu: gnome: Version splitting and line wrapping.

* gnu/packages/gnome.scm (orbit2): Wrape code to 80 characters.  Use
  string-split/string-join to get version major/minor numbers.
  (libbonoboui): Likewise.

gnu: Adjust yet more packages to GLib "bin" split.

* gnu/packages/maths.scm (pspp): Add glib:bin to 'native-inputs'.
* gnu/packages/gnome.scm (gconf, gnome-vfs, libgnome, libgnomeui,
  libbonoboui): Likewise.
  (libbonobo, libgnomecanvas, libgnomeprint): Comment on why glib:bin.
* gnu/packages/gtk.scm (gtksourceview): Likewise.

gnu: Adjust more packages to GLib "bin" split.

* gnu/packages/glib.scm (dbus-glib): Add glib-bin to 'native-inputs'.
  (glibmm): Likewise.
* gnu/packages/gstreamer.scm (gstreamer-0.10): Likewise.
* gnu/packages/gtk.scm (gtksourceview): Likewise.
* gnu/packages/qemu.scm (qemu-headless): Likewise.
* gnu/packages/gnome.scm (librsvg, libbonobo, libgnomecanvas,
  libgnomeprint): Likewise.

gnu: glib: Add "bin" output.

Fixes <http://bugs.gnu.org/17853>.

* gnu/packages/glib.scm (glib)[outputs]: Add "bin".
  (gobject-introspection)[native-inputs]: New field.
* gnu/packages/avahi.scm (avahi)[native-inputs]: Add glib:bin.
* gnu/packages/gnome.scm (brasero, libgnome-keyring, evince,
  gsettings-desktop-schemas, libnotify, gtkglext): Likewise.
* gnu/packages/gstreamer.scm (gstreamer, gst-plugins-base,
  gst-plugins-base-0.10): Likewise.
* gnu/packages/gtk.scm (atk, pango, gdk-pixbuf, gtk+-2, gtk+):
  Likewise.
* gnu/packages/linux.scm (udev): Likewise.
* gnu/packages/pdf.scm (poppler): Likewise.

gnu: Consolidate libjpeg, libpng, and libtiff into one module.

* gnu/packages/image.scm: New file.
* gnu-system.am (GNU_SYSTEM_MODULES): Add image.scm and remove libjpeg.scm,
  libpng.scm, and libtiff.scm.
* gnu/packages/libjpeg.scm, gnu/packages/libpng.scm, gnu/packages/libtiff.scm:
  Delete files.
* gnu/packages/emacs.scm gnu/packages/games.scm, gnu/packages/gd.scm,
  gnu/packages/geeqie.scm, gnu/packages/ghostscript.scm,
  gnu/packages/gimp.scm, gnu/packages/gnome.scm, gnu/packages/gnunet.scm,
  gnu/packages/gnustep.scm, gnu/packages/gnuzilla.scm,
  gnu/packages/graphviz.scm, gnu/packages/gtk.scm,
  gnu/packages/imagemagick.scm, gnu/packages/inkscape.scm,
  gnu/packages/netpbm.scm, gnu/packages/pdf.scm, gnu/packages/plotutils.scm,
  gnu/packages/qemu.scm, gnu/packages/qt.scm, gnu/packages/scheme.scm,
  gnu/packages/sdl.scm, gnu/packages/slim.scm, gnu/packages/tcl.scm,
  gnu/packages/texlive.scm, gnu/packages/video.scm, gnu/packages/xiph.scm,
  gnu/packages/xorg.scm: Use (gnu packages image) module.

Merge branch 'master' into core-updates

gnu: libgnome: Correct source file name.

* gnu/packages/gnome.scm (libgnome): Correct source file name.

gnu: Make gtk-glext depend on pangox-compat and remove workaround patch

* gnu/packages/gnome.scm (gtk-glext): Add new dependency and remove patch
* gnu/packages/patches/gtkglext-remove-pangox-dependency.patch: Delete file
* gnu-system.am: Delete gnu/packages/patches/gtkglext-remove-pangox-dependency.patch

Merge branch 'master' into core-updates

gnu: Add gsegrafix and dependent libraries.

* gnu/packages/math.scm (gsegrafix): New variable.
* gnu/packages/gtk.scm (pangox-compat): New variable.
* gnu/packages/gnome.scm (libidl, orbit2, libbonobo, gconf, gnome-mime-data,
  gnome-vfs, libgnome, libart-lgpl, libgnomecanvas, libgnomeui, libglade,
  libgnomeprint, libgnomeprintui, libbonoboui): New variables.

gnu: Make $XDG_DATA_DIRS a search path variable for GLib.

* gnu/packages/glib.scm (glib): Add 'native-search-paths' and
  'search-paths' fields.
* gnu/packages/gnome.scm (libpeas): Remove 'arguments' field.
  (librsvg)[arguments]: Remove #:modules and #:imported-modules.
  Remove settings of INTROSPECTION_SCANNER_ARGS and
  INTROSPECTION_COMPILER_ARGS in makefiles.
* gnu/packages/gtk.scm (gtk+): Likewise.

gnu: gobject-introspection is usually meant to be a native input.

* gnu/packages/gtk.scm (atk, pango, gdk-pixbuf, gtk+): Move
  gobject-introspection to 'native-inputs' since it's only used at build
  time.
* gnu/packages/gnome.scm (libpeas): Move pkg-config,
  gobject-introspection, and intltool to 'native-inputs'.

gnu: Add librsvg.

* gnu/packages/gnome.scm (librsvg): New variable.

gnu: Add libgsf.

* gnu/packages/gnome.scm (libgsf): New variable.

gnu: Add libcroco.

* gnu/packages/gnome.scm (libcroco): New variable.

Merge branch 'master' into core-updates

Conflicts:
	gnu-system.am

gnu: Add Glade.

* gnu/packages/gnome.scm (glade): New variable.

Signed-off-by: Ludovic Courtès <ludo@gnu.org>

Merge branch 'master' into core-updates

gnu: mesa: Move out of xorg.scm and into gl.scm

* gnu/packages/xorg.scm (mesa): Move to...
* gnu/packages/gl.scm (mesa): ... here.  New variable.
* gnu/packages/gnome.scm, gnu/packages/gnuzilla.scm,
  gnu/packages/qemu.scm, gnu/packages/qt.scm: Adjust accordingly.

Signed-off-by: Ludovic Courtès <ludo@gnu.org>

gnu: gnome: Add new package gtkglext

* gnu/packages/gnome.scm (gtkglext): New variable.
* gnu/packages/patches/gtkglext-disable-disable-deprecated.patch,
  gnu/packages/patches/gtkglext-remove-pangox-dependency.patch: New
  files.
* gnu-system.am (dist_patch_DATA): Add them.

Signed-off-by: Ludovic Courtès <ludo@gnu.org>