Follow-up to 6efccabe.

* doc/guix.texi (Invoking guix import)[pypi, gem, cpan, json]: Remove
footnotes mentioning requirement for Guile-JSON.

* gnu/system/examples/desktop.tmpl (file-systems): Add
'file-system-label' call in 'device' field.

Signed-off-by: Danny Milosavljevic <dannym@scratchpost.org>

* guix/build/hg.scm (hg-fetch): Remove all .hg directories recursively.

* gnu/packages/emacs.scm (emacs-helm-company): Update to 0.2.3.

* guix/scripts/repl.scm (guix-repl): Load user's initialization file.

* gnu/packages/guile.scm (guile-json)[source]: Download tarball from
savannah.  Remove 'file-name' field.
[native-inputs]: Remove autoconf and automake; tarball is bootstrapped.

* README (Requirements): Remove "optional" verbiage.
* doc/guix.texi (Requirements): Move Guile-JSON from optional to required.
* configure.ac (HAVE_GUILE_JSON): Remove Automake conditional.
(have_guile_json): Error if not "yes".
* Makefile.am (MODULE, SCM_TESTS)[HAVE_GUILE_JSON]: Add modules and tests
unconditionally.
* gnu/packages/package-mangement.scm (guix-minimal)[propagated-inputs]: Leave
guile-json input.

* gnu/packages/emacs.scm (emacs-js2-mode): Update to 20180301.

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

* gnu/packages/emacs.scm (emacs-google-translate): Update to 0.11.16.

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

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

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

* doc/guix.texi (USB Stick and DVD Installation): use @var{system}
consistently.
(Proceeding with the Installation): use @email markup instead of @file.

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

Fixes <https://bugs.gnu.org/33580>.
Reported by <znavko@tutanota.com>.

* guix/self.scm (info-manual)[glibc-utf8-locales]: New variable.
[build]: Add call to 'setenv' for "GUIX_LOCPATH".

* gnu/packages/emacs.scm (emacs-mu4e-conversation): Update to 20181126.

* gnu/packages/rust.scm (rust-1.22)[arguments]<#:phases>[remove-flaky-test]:
New phase.

* gnu/packages/web-browsers.scm (sbcl-next): New variable.

* gnu/packages/web-browsers.scm (next-gtk-webkit): New variable.

This reverts 454e7132.

* gnu/packages/ocaml.scm (ocaml@4.01)[supported-systems]: Remove field.
[arguments]: When building on aarch64-linux, replace the custom
'configure script.

* gnu/packages/admin.scm (ansible): Update to 2.7.4.

* doc/guix.texi (Binary Installation):
(Invoking guix pack):
(Build Systems):
(Invoking guix graph):
(Invoking guix environment):
(Networking Services):
(Mail Services):
(Web Services):
(Invoking guix system): Prevent Texinfo from ending a sentence too early.

* doc/guix.texi (Channels):
(Additional Build Options):
(Invoking guix lint):
(Base Services):
(Networking Services):
(Mail Services):
(Messaging Services):
(Web Services):
(Certificate Services):
(Version Control Services):
(Python Modules): Prevent Texinfo from ending a sentence too early.

* doc/guix.texi (Invoking guix refresh): Prevent spurious space after "e.g.".

* gnu/packages/python.scm (python-pip): Update to 18.1.

* gnu/packages/linux.scm (%linux-libre-version): Update to 4.19.6.
(%linux-libre-hash): Update hash.

* gnu/packages/linux.scm (%linux-libre-4.14-version): Update to 4.14.85.
(%linux-libre-4.14-hash): Update hash.

* gnu/packages/linux.scm (linux-libre-4.9): Update to 4.9.142.

* gnu/packages/linux.scm (linux-libre-4.4): Update to 4.4.166.

* gnu/packages/emacs.scm (emacs-calfw): Update to 1.6.

* gnu/packages/emacs.scm (emacs-howm)[arguments]: Add make-autoloads phase
after install phase, not after the non-existent rename-lispdir phase.

* gnu/packages/finance.scm (python-duniterpy): Update to 0.50.0.
[arguments]: Drop tests, which are failing.
[propagated-inputs]: Add python-attr.

* gnu/packages/python.scm (python-attr): New variable.

* gnu/packages/python-web.scm (python-aiohttp): Update to 3.4.4.
[native-inputs] Remove test-related inputs since tests are not run.

* gnu/packages/python.scm (python-async-timeout): Update to 3.0.1.

* gnu/packages/finance.scm (silkaj): Update to 0.6.0.
[arguments]: Remove #:phases since upstream improved install process.

* gnu/packages/simulation.scm (openfoam)[source](modules, snippet): New
fields.

* gnu/packages/sync.scm (rclone): New variable.

* gnu/packages/maven.scm (maven-resolver-api): Update to 1.3.1.
(maven-resolver-impl)[arguments]: Fix sisu file.
(maven-connector-basic, maven-transport-wagon)[inputs]: Add java-slf4j-api.

* gnu/packages/maven.scm (maven-artifact): Update to 3.6.0.
(maven-model-builder)[native-inputs]: Add java-xmlunit-matchers, remove
java-xmlunit-legacy.