* gnu/package/skarnet.scm (execline): New variable.

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

* gnu/package/skarnet.scm (skalibs): New file.
* gnu-system.am (GNU_SYSTEM_MODULES): Add it.

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

* gnu/packages/pumpio.scm (pumpa): Update to 0.9.1.  Change URL.

Signed-off-by: Mathieu Lirzin <mthl@openmailbox.org>

* gnu/packages/polkit.scm (polkit): Update to 0.113.

* gnu/packages/ssh.scm (openssh): Update to 6.9p1.
  [source]: Use http mirrors.  Add mirror from Erlangen.

This is a followup to commit d43002f6.

* gnu/system/install.scm (installation-os)[packages]: Refer to IPROUTE instead
  of IPROUTE2.

* gnu/packages/tls.scm (openssl): Update to 1.0.2d.

* gnu/packages/ntp.scm (ntp): Update to 4.2.8p3.
  [source]: Add snippet to remove bundled copy of libevent.
  [inputs]: Add libevent.
  [arguments]: Add 'disable-network-test' phase.

Co-authored-by: Federico Beffa <beffa@fbengineering.ch&gt;.>

* emacs/guix-emacs.el (guix-emacs-find-autoloads-in-directory,
  guix-emacs-subdirs): New functions.
  (guix-emacs-find-autoloads): Search for autoloads in "guix.d"
  subdirectories.
  (guix-emacs-load-autoloads): Add subdirectories to 'load-path'.
* emacs/guix-init.el.in: Do not add guix emacs directory to 'load-path'
  because it will be done by 'guix-emacs-load-autoloads'.  Move
  requiring 'guix-emacs' from the top-level to a clause for checking for
  'guix-package-enable-at-startup'.

Fixes <http://bugs.gnu.org/21019>.
Reported by <info@danieleparisi.me>.

* gnu/system/install.scm (installation-os)[packages]: Add IPROUTE2.

* gnu/packages/gnome.scm (gnome-terminal): Move dconf from inputs to
  propagated-inputs.

* tests/syscalls.scm ("clone", "setns", "pivot-root"): Skip
  unless (user-namespace (getpid)) exists.

This reverts commit 16de69c9.

This bug was introduced in commit 85c3127f.

Thanks to Christopher Webber for reporting it.

* gnu/syste/linux-initrd.scm (base-initrd): Include (guix build syscalls)
  module in derivation.
* gnu/system/vm.scm (expression->derivation-in-linux-vm): Likewise.

* gnu/packages/gnome.scm (brasero): Update to 3.12.1.
  [inputs]: Add gobject-introspection, nettle, and totem-pl-parser.

* gnu/packages/package-management.scm (guix-devel): Update to dd911410.
  [arguments]: Use 'modify-phases'.  Add 'disable-container-tests' phase.

This reverts commit bfabd1fb.

* gnu/packages/package-management.scm (guix-devel): Update to 9f04196d.

This reverts commit 552b98a2.

* gnu/packages/gnupg.scm (libgpg-error): Update to 1.19.

* gnu/packages/gnupg.scm (pinentry): Update to 1.9.5. Add input libassuan.

* gnu/packages/gnupg.scm (libksba): Update to 1.3.3.

* gnu/packages/gnupg.scm (gpgme): Update to 1.5.5.

* gnu/packages/gnupg.scm (npth): Update to 1.2.

* gnu/packages/gnupg.scm (pius): Update to 2.1.1.

* gnu/packages/gnupg.scm (libassuan): Update to 2.2.1.

* gnu/packages/mpd.scm (ncmpc): Update to 0.24.

* gnu/packages/mpd.scm (ncmpcpp): Update to 0.6.5.

* gnu/packages/mpd.scm (mpd-mpc): Update to 0.27.

* gnu/packages/mpd.scm (mpd): Update to 0.19.10.

* gnu/packages/mpd.scm (libmpdclient): Update to 2.10.

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

* gnu/system/file-systems.scm (%container-file-systems): New variable.

* gnu/build/linux-container.scm: New file.
* gnu-system.am (GNU_SYSTEM_MODULES): Add it.
* .dir-locals.el: Add Scheme indent rules for 'call-with-container', and
  'container-excursion'.
* tests/containers.scm: New file.
* Makefile.am (SCM_TESTS): Add it.

* gnu/build/file-systems.scm: Import (guix build syscalls) when 'mount' is not
  defined.
* gnu/system.scm (operating-system-activation-script): Include (guix build
  syscalls) module in derivation.

* gnu/packages/bioinformatics.scm (preseq)[arguments]: Move phase
  "use-samtools-headers" after "enter-dir" phase.

* doc/guix.texi (Daemon Offload Setup): Mention that we're using lsh.  Mention
  GUILE_LOAD_PATH settings on the target machine.  Explain that machines must
  authorize each other.

* guix/scripts/offload.scm (<build-machine>)[ssh-options]: New field.
  (remote-pipe): Use it.
  (send-files): Likewise.

* gnu/packages/gstreamer.scm (gst-plugins-ugly): New variable.

* gnu/packages/video.scm (ffmpeg)[inputs]: Add libx264.
  [arguments]: Add "--enable-libx264" to configure-flags.