gnu: slop: Update to 7.3.49.

* gnu/packages/xdisorg.scm (slop): Update to 7.3.49.

gnu: guile-wm: Update source URL.

* gnu/packages/guile-wm.scm (guile-wm)[source]: Use archived URL.

gnu: libreoffice: Fix icons, enable liblangtag.

* gnu/packages/libreoffice.scm (libreoffice) [inputs]: Add liblangtag.
  [arguments]: Correct icon names in .desktop files; copy desktop files &
  icons for libreoffice-math and libreoffice-startcenter; enable parallel
  build; enable liblangtag.

gnu: dovecot: Update to 2.2.32.

* gnu/packages/mail.scm (dovecot): Update to 2.2.32.

gnu: lollypop: Use pseudo meson build system.

* gnu/packages/gnome.scm (lollypop)[arguments]: Disable tests. Delete
configure phase, replace build and install phase with custom phases.
[native-inputs]: Add ninja.
[propagated-inputs]: Move gst-plugins-base ...
[inputs]: ... to here. Add meson.

gnu: libksysguard: Enable more tests (not all working yet).

* gnu/packages/kde.scm (libksysguard)[arguments]
  <#:phases>'check-setup': Set QT_QPA_PLATFORM=offscreen.
  <#:phases>'check': Enable all tests except of the failing one.

gnu: python2-ttystatus: Update to 0.35.

* gnu/packages/python.scm (python2-ttystatus): Update to 0.35.

gnu: cliapp: Update to 1.20170823.

* gnu/packages/python.scm (python2-cliapp): Update to 1.20170823.

gnu: datamash: Update to 1.2.

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

gnu: bootloader: Deprecate "device" field in favor of "target".

* gnu/bootloader.scm (<bootloader-configuration>): Deprecate "device" field in
favor of "target" field.  This is mostly a renaming but also a generalization
to support UEFI targets being paths to a mounted partition instead of a device
name.
* gnu/system/examples/bare-bones.tmpl:
* gnu/system/examples/desktop.tmpl:
* gnu/system/examples/lightweight-desktop.tmpl:
* gnu/system/examples/vm-image.tmpl:
* gnu/system/install.scm:
* gnu/tests.scm:
* gnu/tests/install.scm:
* gnu/tests/nfs.scm:
* tests/system.scm: Adapt all invocations of bootloader-configuration.
* guix/scripts/system.scm (perform-action): Rename device argument to
bootloader-target.
(process-action): Adapt caller.
* doc/guix.texi (Proceeding with the Installation):
* doc/guix.texi (Bootloader Configuration): Update documentation.

gnu: scripts: Cleanup regarding "gnu system" bootloader devices.

* guix/scripts/system.scm (install-bootloader, install): Remove unused
"device" argument.
(reinstall-bootloader, perform-action): Adapt callers.

gnu: qemu: Fix CVE-2017-12809.

* gnu/packages/virtualization.scm (qemu)[source]: Add patch.
* gnu/packages/patches/qemu-CVE-2017-12809.patch: New file.
* gnu/local.mk (dist_patch_DATA): Register it.

gnu: openjpeg: Fix CVE-2017-12982.

* gnu/packages/image.scm (openjepg)[source]: Add patch.
* gnu/packages/patches/openjpeg-CVE-2017-12982.patch: New file.
* gnu/local.mk (dist_patch_DATA): Register it.

gnu: python-scikit-learn: Update to 0.19.0.

* gnu/packages/python.scm (python-scikit-learn): Update to 0.19.0.

gnu: xpra: Update to 2.1.1.

* gnu/packages/xorg.scm (xpra): Update to 2.1.1.

Signed-off-by: 宋文武 <iyzsong@member.fsf.org>

gnu: higan: Update to 104.

* gnu/packages/games.scm (higan): Update to 104.

Signed-off-by: 宋文武 <iyzsong@member.fsf.org>

gnu: retroarch: Update to 1.6.7.

* gnu/packages/games.scm (retroarch): Update to 1.6.7.

Signed-off-by: 宋文武 <iyzsong@member.fsf.org>

gnu: id3lib: Remove bundled zlib.

* gnu/packages/mp3.scm (id3lib)[source]: Remove bundled zlib.
[inputs]: Add zlib.

Signed-off-by: 宋文武 <iyzsong@member.fsf.org>

tests: Add 'libvirt-service-type' test.

* gnu/tests/virtualization.scm: New file.
* gnu/local.mk (GNU_SYSTEM_MODULES): Add it.

services: Add libvirt services

* gnu/services/virtualization.scm: New file.
* doc/guix.texi (Virtualization Services): Document it.
* gnu/local.mk (GNU_SYSTEM_MODULES): Add it.

Signed-off-by: Christopher Baines <mail@cbaines.net>