gnu: Add zerofree. * gnu/packages/linux.scm (zerofree): New variable.
gnu: e2fsprogs: Install libext2fs. * gnu/packages/linux.scm (e2fsprogs)[source]: Add 'snippet'. [arguments]: Add --enable-elf-shlibs to #:configure-flags. Add #:make-flags.
gnu: Add GLEW. * gnu/packages/gl.scm (glew): New variable.
services: user-processes: Really honor the grace delay. * gnu/services/base.scm (user-processes-service): Change #:grace-delay default value to 4. Define 'sleep*' and use it.
system: Add iw to '%base-packages'. * gnu/system.scm (%base-packages): Add IW.
gnu: wireless-tools: Describe it as deprecated. * gnu/packages/linux.scm (wireless-tools)[description]: Explain that it is deprecated in favor of 'iw'.
gnu: guix: Update snapshot. * gnu/packages/package-management.scm (guix-devel): Update snapshot. Remove now-unneeded sub-module stuff in the 'bootstrap' phase.
gnu: Add QPDF. * gnu/packages/pdf.scm (qpdf): New variable.
gnu: Add iw. * gnu/packages/linux.scm (iw): New variable.
gnu: libnl: Update to 3.2.25. * gnu/packages/linux.scm (libnl): Update to 3.2.25.
services: user-processes: Write debugging messages to the output port. * gnu/services/base.scm (user-processes-service): Write "sending all processes..." message to the current output port, not to /dev/console.
gnu: Move xlockmore to (gnu packages xdisorg). * gnu/packages/xlockmore.scm: Remove. * gnu/packages/xdisorg.scm (xlockmore): New variable, from xlockmore.scm. * gnu-system.am (GNU_SYSTEM_MODULES): Remove xlockmore.scm.
gnu: xlockmore: Update to 5.45. * gnu/packages/xlockmore.scm (xlockmore): Update to 5.45. [arguments]: Add #:configure-flags.
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: libcanberra: Add default sounds support. * gnu/packages/libcanberra.scm (libcanberra): Add input 'sound-theme-freedesktop'. Add "libcanberra-sound-theme-freedesktop.patch" and related phase 'patch-default-sounds-directory to patch the default sounds directory.
gnu: dconf: Add dconf. * gnu/packages/gnome.scm (dconf): New variable.
gnu: ffmpeg: Update to 2.5.3 * gnu/packages/video.scm (ffmpeg): Update to version 2.5.3.
gnu: ffmpeg-2.2: Update to 2.2.11 * gnu/packages/video.scm (ffmpeg-2.2): Update to version 2.2.11.
gnu: gp2c: Update to 0.0.9pl2. * gnu/packages/algebra.scm (gp2c): Update to 0.0.9pl2.
gnu: pari-gp: Update to 2.7.2. * gnu/packages/algebra.scm (pari-gp): Update to 2.7.2.