gnu: Add python2-rsvg.

* gnu/packages/gnome.scm (python2-rsvg): New variable.

gnu: libgnomeprint: adapt to newer freetype.

* gnu/packages/gnome.scm (freetype): Change "freetype" to "freetype2" in
  snippet.

Merge branch 'core-updates'.

Merge branch 'master' into core-updates

gnu: Add libxklavier.

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

gnu: Add libgnomecanvasmm.

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

gnu: Add desktop-file-utils.

* gnu/packages/gnome.scm (desktop-file-utils): New variable.

gnu: Define $CC to placate 'g-ir-scanner'.

* gnu/packages/glib.scm (telepathy-glib)[arguments]: New field.
* gnu/packages/gnome.scm (json-glib)[arguments]: New field.

Merge branch 'wip-gobject-introspection'

gnu: libpeas: Update to 1.12.1, add 'pre-build phase.

* gnu/packages/gnome.scm (libpeas): Update to version 1.12.1 and add
  'pre-build phase.

gnu: Make libgnomeprint{,ui} as deprecated.

* gnu/packages/gnome.scm (libgnomeprint): Add comment and update
  'description' to mark it as deprecated.
  (libgnomeprintui): Ditto.

gnu: Add json-glib.

* gnu/packages/gnome.scm (json-glib): New variable.

gnu: vte: Add 'pre-build phase.

* gnu/packages/gnome.scm (vte): Add 'pre-build phase.

gnu: librsvg: Update to 2.40.6 and add 'pre-build phase.

* gnu/packages/gnome.scm (librsvg): Update to 2.40.6 and add 'pre-build phase.

Merge branch 'core-updates'

Conflicts:
	gnu/packages/bootstrap.scm

Merge branch 'master' into core-updates

gnu: evince: Add inputs.

* gnu/packages/gnome.scm (evince): Add 'dconf' and 'libcanberra' inputs.
  Remove custom phase 'set-mime-search-path which is now handled by
  glib-or-gtk-build-system.

gnu: dconf: Add dconf.

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

Merge branch 'master' into core-updates

gnu: icon-naming-utils: Wrap with PERL5LIB to find XML::Simple.

Fixes <http://bugs.gnu.org/19367>.

* gnu/packages/gnome.scm (icon-naming-utils)[arguments]: New field.