gnu: Add 'git-remote-gcrypt' package

* gnu/packages/version-control.scm (git-remote-gcrypt): New variable.

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

daemon: Report hash mismatches in a cleaner way.

Suggested by Hartmut Goebel.

* nix/libstore/build.cc (DerivationGoal::registerOutputs): Report hash
mismatches on 3 lines for clarity.
(SubstitutionGoal::finished): Likewise.

doc: Move the NGinx service configuration documentation together.

* doc/guix.texi (Web Services): Add documentation for
  nginx-upstream-configuration and nginx-location-configuration.
  (VPN Services): Remove documentation for nginx-upstream-configuration and
  nginx-location-configuration.

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

activation: Change permissions on /root to #o700.

Reported by Alex Griffin <a@ajgrf.com>.
Fixes <http://bugs.gnu.org/27135>.

* gnu/build/activation.scm (add-user): When UID is zero, add 'chmod'
call.
* gnu/tests/base.scm (run-basic-test)["permissions on /root"]: New test.

git-download: Fix 'git-predicate' to use absolute paths.

git ls-files will return paths relative to the repository directory. This
commit prepends the repository directory to those paths when calling lstat,
such that 'git-predicate' works if the current working directory is not the
repository directory.

* guix/git-download.scm (git-predicate): Prepend repository directory to the
  file path when calling lstat.

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

gnu: libntlm: Update to 1.4.

* gnu/packages/gsasl.scm (libntlm): Update to 1.4.

gnu: sudo: Update to 1.8.20p1 [fixes CVE-2017-1000367].

* gnu/packages/admin.scm (sudo): Update to 1.8.20p1.

gnu: emacs-debbugs: Install missing file.

This is a followup to commit d879685176d23c111f4fc665698251b25cdf9124.

* gnu/packages/emacs.scm (emacs-debbugs)[arguments]: Include ".wsdl"
along with ".el" and ".info".

doc: htmlxref: Fix link to Emacs-Guix manual.

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

This fixes a regression introduced by commit
8ca0c88a894c685b624757e38ee7663534f03460.

* doc/htmlxref.cnf (EMACS_GUIX): Fix the link to 'html_node'.

gnu: classpath-devel: Ensure initial heap size is less than maximum.

Fixes <https://bugs.gnu.org/27142>.

* gnu/packages/java.scm (classpath-devel)[arguments]: Pass Xms option with a
value lower than Xmx.

download: Work around GnuTLS bug with UTF-8 certificate file names.

Reported by Mark H Weaver <mhw@netris.org>
at <https://debbugs.gnu.org/cgi/bugreport.cgi?bug=26948#17>.

* guix/build/download.scm (set-certificate-credentials-x509-trust-file!*):
New procedure.
(make-credendials-with-ca-trust-files): Use it instead of
'set-certificate-credentials-x509-trust-file!'.

gnu: asciinema: Update to 1.4.0.

* gnu/packages/terminals.scm (asciinema): Update to 1.4.0.
[source]: Use pypi-uri.

Signed-off-by: Arun Isaac <arunisaac@systemreboot.net>

gnu: jasper: Update to 2.0.13.

* gnu/packages/image.scm (jasper): Update to 2.0.13.
[source]: Use GitHub URL and set the file-name. Remove
'jasper-CVE-2017-6850.patch'.
* gnu/packages/patches/jasper-CVE-2017-6850.patch: Delete file.
* gnu/local.mk (dist_patch_DATA): Remove it.

gnu: cross-base: Turn '%xgcc' into a macro.

Previously:

  ./pre-inst-env guile -c '(use-modules (gnu packages gcc))'

would fail due to circular dependencies.

* gnu/packages/cross-base.scm (%xgcc): Turn into a macro.

gnu: Add translate-shell.

* gnu/packages/dictionaries.scm (translate-shell): New variable.

gnu: libtiff@4.0.8: Fix source URL.

* gnu/packages/image.scm (libtiff-4.0.8)[origin]: Use 'ftp://' not
'http://'.

byzanz: Add file-name for source.

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

gnu: diamond: Update to 0.9.3.

* gnu/packages/bioinformatics.scm (diamond): Update to 0.9.3.

doc: Fix typo.

* doc/guix.texi (USB Stick Installation): Fix typo.

gnu: parallel: Update to 20170522.

* gnu/packages/parallel.scm (parallel): Update to 20170522.