gnu: lirc: Update to 0.10.1.

* gnu/packages/lirc.scm (lirc): Update to 0.10.1.
[arguments]: Use "--enable-devinput" configure flag.

gnu: dunst: Update to 1.2.0.

* gnu/packages/dunst.scm (dunst): Update to 1.2.0.
[inputs]: Update: remove 'libxext' and 'libxft', add 'gtk' and 'libxrandr'.
[home-page]: Update for the new location.

gnu: emacs-pdf-tools: Update to 0.80.

* gnu/packages/emacs.scm (emacs-pdf-tools): Update to 0.80.
[propagated-inputs]: Add 'emacs-tablist' as it is the new dependency.

gnu: Add emacs-tablist.

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

cuirass: Add 'cuirass-jobs.scm' target to compute the Cuirass jobs.

* build-aux/hydra/evaluate.scm: Support "cuirass" command line option.
* Makefile.am (cuirass-jobs.scm): New target.

guix: Revert accidentally committed changes.

This is a follow-up to commit fb1db385476bc4548d3eadea93b5dd6a346839f2.

* guix/scripts/build.scm (lazy-util): Remove procedure.
(options->things-to-build): Remove special case for files with ".json"
extension.

gnu: Add asco.

* gnu/packages/engineering.scm (asco): New variable.

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

gnu: openocd: Update to 0.10.0

* gnu/packages/embedded.scm (openocd): Update to 0.10.0.
[arguments] <configure-flags>: Add "--enable-sysfsgpio" flag.
Remove "--enable-oocd_trace" flag.
[arguments] <phases>: Add phase "change-udev-group".
Add phase "install-udev-rules".
* gnu/packages/patches/openocd-nrf52.patch: Modify to apply on 0.10.0.

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

gnu: libjaylink: Update to commit 699b700.

* gnu/packages/embedded.scm (libjaylink): Update to commit 699b700.

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

gnu: qtmultimedia: Build gstreamer backend.

* gnu/packages/qt.scm (qtmultimedia)[inputs]: Add gstreamer and
gst-plugins-base.
[arguments]: Replace configure phase to pass extra arguments to qmake.

gnu: Add dino.

* gnu/packages/messaging.scm (dino): New variable.

import: Add JSON importer.

* doc/guix.texi (Invoking guix import): Document it.
* guix/scripts/import/json.scm: New file.
* Makefile.am (MODULES): Add it.
* guix/scripts/import.scm (importers): Add json importer.

import: Add generic data to package converter.

* guix/import/utils.scm (build-system-modules, lookup-build-system-by-name,
specs->package-lists, source-spec->object, alist->package): New procedures.
* tests/import-utils.scm: Add tests for alist->package.

import: Add package->code.

* guix/import/print.scm: New file.
* tests/print.scm: New file.
* Makefile.am (SCM_TESTS): Add new test file.
(MODULES): Add print.scm.

gnu: libical: Fix libdir install path.

Reported by sadiq on IRC.

* gnu/packages/calendar.scm (libical)[arguments]: Remove configure flag
adding /lib64 to rpath, add flag to force libdir to /lib.

gnu: libgc: Add 'libgc-back-pointers' variant.

* gnu/packages/bdw-gc.scm (libgc/back-pointers): New variable.

gnu: Add font-rachana.

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

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

gnu: Add gnome-todo.

* gnu/packages/gnome.scm (gnome-todo): New public variable.

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

cuirass: Support subset with list of package[@version].

* build-aux/hydra/gnu-system.scm (hydra-jobs): Support subset of
packages: ("name[@version" ...).

cuirass: Add gnu-system build spec.

* build-aux/hydra/gnu-system.scm (hydra-jobs): Support subset "hello".
* build-aux/cuirass/gnu-system.scm: New file.
* doc/guix.texi (Continuous Integration): Update example spec.