gnu: unionfs-fuse: Enable tests.

* gnu/packages/linux.scm (unionfs-fuse)[arguments]: Replace 'check phase.
[native-inputs]: Add python, python-pytest.

gnu: unionfs-fuse: Update to 2.0.

* gnu/packages/linux.scm (unionfs-fuse): Update to 2.0.
[home-page]: Update to Github page.

gnu: wiredtiger: Enable building on aarch64-linux.

* gnu/packages/databases.scm (wiredtiger)[supported-systems]: Add
aarch64-linux to supported-systems.

gnu: reptyr: Remove aarch64 from supported systems.

* gnu/packages/screen.scm (reptyr)[supported-systems]: Remove
aarch64-linux from supported-systems.

gnu: sdl-gfx: Enable building on all architectures.

* gnu/packages/sdl.scm (sdl-gfx)[arguments]: On non-Intel architectures
disable mmx processor instructions.
[supported-systems]: Remove field.

gnu: libsmpeg: Set source file-name.

* gnu/packages/video.scm (libsmpeg)[source]: Add file-name field.

libcroco: Fix CVE-2017-{7960,7961}.

* gnu/packages/gnome.scm (libcroco)[replacement]: New field.
(libcroco/fixed): New variable.
* gnu/packages/patches/libcroco-CVE-2017-7960.patch,
gnu/packages/patches/libcroco-CVE-2017-7961.patch: New files.
* gnu/local.mk (dist_patch_DATA): Add them.

gnu: Add emacs-google-maps.

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

Signed-off-by: Kei Kebreau <kei@openmailbox.org>

gnu: r-minimal: Update to 3.4.0.

* gnu/packages/statistics.scm (r-minimal): Update to 3.4.0.
[arguments]: Set timezone to UTC+1 in "set-timezone" phase to avoid regression
test failure.

gnu: Add font-linuxlibertine.

* gnu/packages/fonts.scm (font-linuxlibertine): New variable.

gnu: obs: Mark as supported only on Intel systems.

* gnu/packages/video.scm (obs)[supported-systems]: New field.
[arguments]: Remove armhf and mips specific substitutions.

gnu: nss: Further increase test timeouts on armhf.

* gnu/packages/gnuzilla.scm (nss)[arguments]<#:phases>: Add a substitution
when target platform is armhf.

Increase "TasksMax" in 'guix-daemon.service'.

* etc/guix-daemon.service.in (TasksMax): Increase to 8192.

Signed-off-by: Leo Famulari <leo@famulari.name>

gnu: coreutils@8.27: Do not apply 'coreutils-cut-huge-range-test.patch'.

This patch is not needed in 8.27.
Reported by Mark H Weaver <mhw@netris.org>.

* gnu/packages/base.scm (coreutils-8.27)[arguments]: New field.

gnu: Add aspell-dict-pt-br.

* gnu/packages/aspell.scm (aspell-dict-pt-br): New variable.

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

gnu: guile-bytestructures: Update to 91d042e

* gnu/packages/guile.scm (guile-bytestructures): Update to 91d042e.

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

gnu: emacs-guix: Adjust to both 2.2 and 2.0.

* gnu/packages/emacs.scm (emacs-guix)[arguments]: In #:configure-flags,
use 'find-files' to determine the --with-guix-site-dir argument.

gnu: guix: Honor the effective Guile version.

* gnu/packages/package-management.scm (guix-0.12.0)[arguments]: In
'wrap-program' phase, use the effective Guile version rather than "2.0".
Add #:modules argument.

gnu: guix: Update development snapshot.

* gnu/packages/package-management.scm (guix-devel): Update to 25a4929.

gnu: r-caret: Update to 6.0-76.

* gnu/packages/statistics.scm (r-caret): Update to 6.0-76.
[propagated-inputs]: Add r-lattice and r-nlme.