gnu: python-pytest-xdist: Remove python byte-code files from source.

* gnu/packages/python.scm (python-pytest-xdist,
  python2-pytest-xdist)[source]: Add snippet.

gnu: python2-pytest-runner, python2-msgpack: Remove duplicate definitions.

* gnu/packages/python.scm (python2-pytest-runner): Was defined twice, remove
  duplicate definition. (python2-msgpack): Was defined twice, but differently,
  remove the obviously wrong second definition.

git: webkitgtk: Update to 2.14.1.

* gnu/packages/webkit.scm (webkitgtk): Update to 2.14.1.

gnu: linux-libre@4.1: Update to 4.1.34.

* gnu/packages/linux.scm (linux-libre-4.1): Update to 4.1.34.

gnu: graphicsmagick: Update to 1.3.25-1-56c8cae [security fixes].

Fixes CVE-2016-7800, CVE-2016-7996, CVE-2016-7997, and several other flaws.

* gnu/packages/imagemagick.scm (graphicsmagick): Update to 1.3.25-1-56c8cae.
[source]: Change method from 'url-fetch' to 'hg-fetch'.  Add 'file-name'.

gnu: imagemagick: Disable tests.

* gnu/packages/imagemagick.scm (imagemagick)[arguments]: Disable tests.

gnu: imagemagick: Update to 6.9.6-2 [Fixes CVE-2016-{7799,7906}].

* gnu/packages/imagemagick.scm (imagemagick): Update to 6.9.6-2.

gnu: ghostscript-with-x: Avoid inheriting replacement field.

This is a followup to commit 1de17a648fa631f0074d315bfff0716220ce4880.

* gnu/packages/ghostscript.scm (ghostscript/fixed)[replacement]:
Override inherited value.

gnu: ghostscript: Fix CVE-2013-5653 and CVE-2016-{7976,7978,7979,8602}.

* gnu/packages/patches/ghostscript-CVE-2013-5653.patch,
gnu/packages/patches/ghostscript-CVE-2016-7976.patch,
gnu/packages/patches/ghostscript-CVE-2016-7978.patch,
gnu/packages/patches/ghostscript-CVE-2016-7979.patch,
gnu/packages/patches/ghostscript-CVE-2016-8602.patch: New files.
* gnu/local.mk (dist_patch_DATA): Add them.
* gnu/packages/ghostscript.scm (ghostscript)[replacement]: New field.
(ghostscript/fixed): New variable.
(ghostscript/x): Inherit 'ghostscript/fixed'.

doc: Add guide on how to specify dependencies for Python packages.

* doc/guix.texi (Python Modules): New sub-subsection "Specifying
Dependencies".

Co-authored-by: Ludovic Courtès <ludo@gnu.org>

gnu: Add hdf4

* gnu/packages/maths.scm (hdf4, hdf4-alt): New variables.
* gnu/packages/patches/hdf4-reproducibility.patch: New file.
* gnu/packages/patches/hdf4-shared-fortran.patch: New file.
* gnu/local.mk (dist_patch_DATA): Add patches.

Co-Authored-By: Jeremy Robst <jpro@bas.ac.uk>

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

build: Make 'assert-no-store-file-names' effective.

Lack of '-E' made it useless.

* Makefile.am (assert-no-store-file-names): Pass '-E' to grep.  Add
'--exclude' and '--exclude-dir' flags.

build: Arrange so temporary .go files are deleted upon SIGINT.

* build-aux/compile-all.scm: Install SIGINT handler.

gnu: Add NFS related services.

* gnu/services/nfs.scm (pipefs-service-type): New variable,
(gss-service-type): New variable, (idmap-service-type) New variable.

* doc/guix.texi (Network File System): New node.

gnu: mcelog: Update to 142.

* gnu/packages/linux.scm (mcelog): Update to 142.

gnu: btrfs-progs: Update to 4.8.1.

* gnu/packages/linux.scm (btrfs-progs): Update to 4.8.1.

gnu: icecat: Update to 45.3.0-gnu1-beta. Add fixes from Firefox ESR 45.4.0.

Includes fixes for CVE-2016-5250, CVE-2016-5257, CVE-2016-5261, CVE-2016-5270,
CVE-2016-5272, CVE-2016-5274, CVE-2016-5276, CVE-2016-5277, CVE-2016-5278,
CVE-2016-5280, CVE-2016-5281, and CVE-2016-5284.

* gnu/packages/gnuzilla.scm (mozilla-patch): New procedure.
(icecat): Update to 45.3.0-gnu1.
[source]: Add alternate source URI for the beta release.  Update patches.
[inputs]: Replace 'sqlite' input with a customized sqlite with
SQLITE_ENABLE_DBSTAT_VTAB support.
[native-inputs]: Add 'which'.
* gnu/packages/patches/icecat-avoid-bundled-includes.patch: Rename to...
* gnu/packages/patches/icecat-avoid-bundled-libraries.patch: ... and adapt
to version 45.
* gnu/packages/patches/icecat-CVE-2016-2818-pt1.patch,
gnu/packages/patches/icecat-CVE-2016-2818-pt2.patch,
gnu/packages/patches/icecat-CVE-2016-2818-pt3.patch,
gnu/packages/patches/icecat-CVE-2016-2818-pt4.patch,
gnu/packages/patches/icecat-CVE-2016-2818-pt5.patch,
gnu/packages/patches/icecat-CVE-2016-2818-pt6.patch,
gnu/packages/patches/icecat-CVE-2016-2818-pt7.patch,
gnu/packages/patches/icecat-CVE-2016-2818-pt8.patch,
gnu/packages/patches/icecat-CVE-2016-2818-pt9.patch,
gnu/packages/patches/icecat-CVE-2016-2819.patch,
gnu/packages/patches/icecat-CVE-2016-2821.patch,
gnu/packages/patches/icecat-CVE-2016-2824.patch,
gnu/packages/patches/icecat-CVE-2016-2828.patch,
gnu/packages/patches/icecat-CVE-2016-2831.patch: Delete files.
* gnu/local.mk (dist_patch_DATA): Update accordingly.

gnu: redis: Update to 3.2.4.

* gnu/packages/databases.scm (redis): Update to 3.2.4.
[arguments]: Add LDFLAGS to #:make-flags to work around missing linker
flag.

gnu: newt: Update source and home-page URLs.

* gnu/packages/slang.scm (newt)[source]: Update URL.
[home-page]: Update URL.

gnu: vsearch: Update to 2.3.0.

* gnu/packages/bioinformatics.scm (vsearch): Update to 2.3.0.