This reverts commit f5c6e77a.

* gnu/packages/video.scm (libx264): Update to 20160220-2245.

* gnu/packages/video.scm (xvid)[arguments]: Use 'modify-phases'.

* gnu/packages/video.scm (xvid): Update to 1.3.4.

* gnu/build/linux-modules.scm (normalize-module-name): New procedure.
(file-name->module-name): Use it.
(module-black-list): Expound docstring.

* gnu/packages/linux.scm (linux-libre): Update to 4.4.2.

* gnu/packages/python.scm (python-enum34)[inputs]: Remove
python-setuptools.

* gnu/packages/docker.scm (docker-compose)[inputs]: Remove python-enum34.
* gnu/packages/python.scm (python-parse-type)[inputs]: Likewise.
(behave)[inputs]: Likewise.
(python-cryptography)[propagated-inputs]: Likewise.
(python2-cryptography)[propagated-inputs]: Add python2-enum34.

* gnu/packages/python.scm (python2-enum34): New variable.

* gnu/packages/python.scm (python-enum34): Update to 1.1.0.
[source]: Use pypi-uri.

* gnu/packages/dvtm.scm (dvtm): Update to 0.15.

* gnu/packages/abduco.scm (abduco): Update to 0.5.

This reverts commit 1a51cbc8.

* gnu/packages/admin.scm (dmd)[source]: Update URI of patch.

* gnu/packages/base.scm (coreutils)[source]: Update URI of patch.

* gnu/packages/wine.scm (wine): Update to 1.9.4.
[origin]: Remove snippet.
[arguments]: Set SHELL with make-flags.

* guix/import/gem.scm (guix-package->gem-name,
  gem-package?, latest-release): New procedures.
  (%gem-updater): New variable.
  (rubygems-fetch): Wrap body in
  'call-with-output-file' and 'with-error-to-port'.
* guix/scripts/refresh.scm (%updaters): Add %GEM-UPDATER.
* doc/guix.texi (Invoking guix refresh): Mention RubyGems.

* gnu/packages/package-management.scm (nix): Update to 1.11.2.

* gnu/packages/fontutils.scm (libotf): New variable.

* gnu/packages/patches/cpio-CVE-2016-2037.patch: New file.
* gnu-system.am (dist_patch_DATA): Add it.
* gnu/packages/cpio.scm (cpio)[source]: Add patch.

* gnu/packages/xdisorg.scm (rxvt-unicode)[source]: Update URL.

* gnu/packages/patches/glibc-CVE-2015-7547.patch: New file.
* gnu-system.am (dist_patch_DATA): Add it.
* gnu/packages/base.scm (glibc)[source]: Add patch.

* gnu/packages/perl.scm (perl-shell-command): New variable.

Signed-off-by: Andreas Enge <andreas@enge.fr>

* gnu/packages/guile.scm (guile-config): Update to 0.1.1.

Signed-off-by: Andreas Enge <andreas@enge.fr>

* gnu/packages/gcc.scm (gccgo): Update to 4.9.

* gnu/packages/bittorrent.scm (aria2): Update to 1.20.0.

* gnu/packages/maths.scm (glpk): Update to 4.58.

* gnu/packages/yubico.scm (ykclient): Update to 2.15.

* gnu/packages/yubico.scm (libyubikey): Update to 1.13.

* gnu/packages/yasm.scm (yasm): Update to 1.3.0.

* gnu/packages/games.scm (retroarch): Update to 1.3.1.

* gnu/packages/emacs.scm (emacs-popup): New variable.

Signed-off-by: Alex Kost <alezost@gmail.com>

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

Signed-off-by: Alex Kost <alezost@gmail.com>

* guix/licenses.scm (cc-by-sa2.0, cc-by2.0): New variables.

Signed-off-by: Alex Kost <alezost@gmail.com>

* emacs/guix-init.el: Move adding hooks to...
* emacs/guix-build-log.el: ... here.
* emacs/guix-devel.el: ... and here.

* gnu/system.scm (%base-packages): Add iproute.

These packages should be updated together.

* gnu/packages/tls.scm (letsencrypt): Update to 0.4.0.
(python-acme, python2-acme): Update to 0.4.0.

* gnu/packages/python.scm (python-mako, python2-mako): New variables.

* gnu/packages/moe.scm (moe): Update to 1.8.

* gnu/packages/gnunet.scm (gnunet)[arguments]: Pass '--with-nssdir'.