lint: Fix 'check-texinfo-markup'.
Fixes a regression introduced in 5d8d8f3.
* guix/scripts/lint.scm (check-description-style): When no exception is
thrown in 'check-texinfo-markup', return the rendered description.
doc: Add more recommandations for package descriptions.
* doc/guix.texi (Synopses and Descriptions): Warn about special
characters in Texinfo. Indicate how to help the translators.
gnu: Add arandr.
* gnu/packages/xdisorg.scm (arandr): New variable.
gnu: avidemux: Build with Qt 5 instead of Qt 4.
* gnu/packages/video.scm (avidemux)[inputs]: Replace qt-4 by qt.
[arguments]: Add build flag.
gnu: global: Update to 6.5.1.
* gnu/packages/code.scm (global): Update to 6.5.1.
gnu: libmicrohttpd: Update to 0.9.43.
* gnu/packages/gnunet.scm (libmicrohttpd): Update to 0.9.43.
gnu: ddrescue: Update to 1.20.
* gnu/packages/disk.scm (ddrescue): Update to 1.20.
gnu: sipwitch: Update to 1.9.10.
* gnu/packages/telephony.scm (sipwitch): Update to 1.9.10.
gnu: ucommon: Update to 6.6.0.
* gnu/packages/telephony.scm (ucommon): Update to 6.6.0.
gnu: parallel: Update to 20150922.
* gnu/packages/parallel.scm (parallel): Update to 20150922.
gnu: xapian: Update to 1.2.21.
* gnu/packages/search.scm (xapian): Update to 1.2.21.
emacs: devel: Highlight 'modify-phases' keywords.
* emacs/guix-guile.el (guix-guile-keyword-regexp): New function.
* emacs/guix-devel.el (guix-devel-faces): New custom group.
(guix-devel-modify-phases-keyword): New face.
(guix-devel-modify-phases-keyword-regexp,
guix-devel-font-lock-keywords): New variables.
(guix-devel-modify-phases-font-lock-matcher,
guix-devel-modify-phases-font-lock-pre): New functions.
(guix-devel-mode): Adjust to add/remove font-lock-keywords.
gnu: mu: Update to 0.9.13.
* gnu/packages/mail.scm (mu): Update to 0.9.13.
gnu: ncmpcpp: Update to 0.6.7.
* gnu/packages/mpd.scm (ncmpcpp): Update to 0.6.7.
gnu: qemu: Update to 2.4.0.1. Include fix for CVE-2015-6855.
* gnu/packages/patches/qemu-CVE-2015-3209.patch,
gnu/packages/patches/qemu-CVE-2015-4037.patch,
gnu/packages/patches/qemu-CVE-2015-4103.patch,
gnu/packages/patches/qemu-CVE-2015-4104.patch,
gnu/packages/patches/qemu-CVE-2015-4105.patch,
gnu/packages/patches/qemu-CVE-2015-4106-pt1.patch,
gnu/packages/patches/qemu-CVE-2015-4106-pt2.patch,
gnu/packages/patches/qemu-CVE-2015-4106-pt3.patch,
gnu/packages/patches/qemu-CVE-2015-4106-pt4.patch,
gnu/packages/patches/qemu-CVE-2015-4106-pt5.patch,
gnu/packages/patches/qemu-CVE-2015-4106-pt6.patch,
gnu/packages/patches/qemu-CVE-2015-4106-pt7.patch,
gnu/packages/patches/qemu-CVE-2015-4106-pt8.patch,
gnu/packages/patches/qemu-CVE-2015-5745.patch: Delete files.
* gnu/packages/patches/qemu-CVE-2015-6855.patch: New file.
* gnu-system.am (dist_patch_DATA): Add the new patch and delete the old ones.
* gnu/packages/qemu.scm (qemu-headless): Update to 2.4.0.1. Add the new patch
and delete the old ones.
Merge branch 'core-updates'
lint: Improve 'check-texinfo-markup'.
* guix/scripts/lint.scm (check-description-style): Set 'field' parameter
when emitting a warning in 'check-texinfo-markup'. Catch any error
that may occur in during the 'texi->plain-text' conversion. This is a
followup to commit 2748ee3.
gnu: ibus: Add input gtk+-3.
* gnu/packages/ibus.scm (ibus)[inputs]: Add the required gtk+-3.